diff --git a/include/context.h b/include/context.h
index 382a607aa..3dc424aba 100644
--- a/include/context.h
+++ b/include/context.h
@@ -159,8 +159,8 @@ struct context_info {
     boolean move;
     boolean mv;
     boolean bypasses;    /* bypass flag is set on at least one fobj */
-    boolean botl;        /* partially redo status line */
-    boolean botlx;       /* print an entirely new bottom line */
+    boolean placeholder1;
+    boolean placeholder2;
     boolean door_opened; /* set to true if door was opened during test_move */
     boolean tips[NUM_TIPS];
     struct dig_info digging;
diff --git a/include/decl.h b/include/decl.h
index 17c70bab5..b50587ad0 100644
--- a/include/decl.h
+++ b/include/decl.h
@@ -115,6 +115,13 @@ extern struct tc_gbl_data {   /* also declared in tcap.h */
 extern const char *ARGV0;
 #endif
 
+struct display_hints {
+    boolean botl;            /* partially redo status line */
+    boolean botlx;           /* print an entirely new bottom line */
+    boolean time_botl;       /* context.botl for 'time' (moves) only */
+};
+extern struct display_hints display;
+
 /*
  * 'gX' -- instance_globals holds engine state that does not need to be
  * persisted upon game exit.  The initialization state is well defined
diff --git a/include/flag.h b/include/flag.h
index 47cfc7fe0..9b402109d 100644
--- a/include/flag.h
+++ b/include/flag.h
@@ -340,7 +340,6 @@ struct instance_flags {
 #endif
     boolean cmdassist;       /* provide detailed assistance for some comnds */
     boolean fireassist;      /* autowield launcher when using fire-command */
-    boolean time_botl;       /* context.botl for 'time' (moves) only */
     boolean wizweight;       /* display weight of everything in wizard mode */
     boolean wizmgender;      /* test gender info from core in window port */
     /*
diff --git a/outdated/sys/amiga/winstr.c b/outdated/sys/amiga/winstr.c
index adf9f49f7..e5ffff915 100644
--- a/outdated/sys/amiga/winstr.c
+++ b/outdated/sys/amiga/winstr.c
@@ -191,7 +191,7 @@ const char *str;
         if (cw->data[cw->cury] == NULL)
             panic("NULL pointer for status window");
         ob = &cw->data[cw->cury][j = cw->curx];
-        if (gc.context.botlx)
+        if (display.botlx)
             *ob = 0;
 
         /* Display when beam at top to avoid flicker... */
diff --git a/src/allmain.c b/src/allmain.c
index 3b4ee094e..f8032ae8e 100644
--- a/src/allmain.c
+++ b/src/allmain.c
@@ -79,7 +79,7 @@ moveloop_preamble(boolean resuming)
         u.umovement = NORMAL_SPEED;
         initrack();
     }
-    gc.context.botlx = TRUE; /* for STATUS_HILITES */
+    display.botlx = TRUE; /* for STATUS_HILITES */
     if (resuming) { /* restoring old game */
         read_engr_at(u.ux, u.uy); /* subset of pickup() */
         fix_shop_damage();
@@ -233,7 +233,7 @@ moveloop_core(void)
                 gh.hero_seq = gm.moves << 3;
 
                 if (flags.time && !gc.context.run)
-                    iflags.time_botl = TRUE; /* 'moves' just changed */
+                    display.time_botl = TRUE; /* 'moves' just changed */
 
                 /********************************/
                 /* once-per-turn things go here */
@@ -425,10 +425,10 @@ moveloop_core(void)
         if (gv.vision_full_recalc)
             vision_recalc(0); /* vision! */
     }
-    if (gc.context.botl || gc.context.botlx) {
+    if (display.botl || display.botlx) {
         bot();
         curs_on_u();
-    } else if (iflags.time_botl) {
+    } else if (display.time_botl) {
         timebot();
         curs_on_u();
     }
@@ -503,7 +503,7 @@ moveloop_core(void)
         && (gm.multi && (!gc.context.travel ? !(gm.multi % 7)
                         : !(gm.moves % 7L)))) {
         if (flags.time && gc.context.run)
-            gc.context.botl = TRUE;
+            display.botl = TRUE;
         /* [should this be flush_screen() instead?] */
         display_nhwindow(WIN_MAP, FALSE);
     }
@@ -561,7 +561,7 @@ regen_pw(int wtcap)
         u.uen += rn1(upper, 1);
         if (u.uen > u.uenmax)
             u.uen = u.uenmax;
-        gc.context.botl = TRUE;
+        display.botl = TRUE;
         if (u.uen == u.uenmax)
             interrupt_multi("You feel full of energy.");
     }
@@ -593,7 +593,7 @@ regen_hp(int wtcap)
                 heal = 1;
         }
         if (heal) {
-            gc.context.botl = TRUE;
+            display.botl = TRUE;
             u.mh += heal;
             reached_full = (u.mh == u.mhmax);
         }
@@ -613,7 +613,7 @@ regen_hp(int wtcap)
                 heal++;
 
             if (heal) {
-                gc.context.botl = TRUE;
+                display.botl = TRUE;
                 u.uhp += heal;
                 if (u.uhp > u.uhpmax)
                     u.uhp = u.uhpmax;
@@ -636,7 +636,7 @@ stop_occupation(void)
         if (!maybe_finished_meal(TRUE))
             You("stop %s.", go.occtxt);
         go.occupation = (int (*)(void)) 0;
-        gc.context.botl = TRUE; /* in case u.uhs changed */
+        display.botl = TRUE; /* in case u.uhs changed */
         nomul(0);
     } else if (gm.multi >= 0) {
         nomul(0);
@@ -705,7 +705,7 @@ newgame(void)
 {
     int i;
 
-    gc.context.botlx = TRUE;
+    display.botlx = TRUE;
     gc.context.ident = 1;
     gc.context.warnlevel = 1;
     gc.context.next_attrib_check = 600L; /* arbitrary first setting */
diff --git a/src/apply.c b/src/apply.c
index 017082e07..77f5f3985 100644
--- a/src/apply.c
+++ b/src/apply.c
@@ -2320,7 +2320,7 @@ use_unicorn_horn(struct obj **optr)
     }
 
     if (did_prop)
-        gc.context.botl = TRUE;
+        display.botl = TRUE;
     else
         pline("%s", nothing_seems_to_happen);
 
@@ -3917,11 +3917,11 @@ do_break_wand(struct obj *obj)
              */
             if ((mon = m_at(x, y)) != 0) {
                 (void) bhitm(mon, obj);
-                /* if (gc.context.botl) bot(); */
+                /* if (display.botl) bot(); */
             }
             if (affects_objects && gl.level.objects[x][y]) {
                 (void) bhitpile(obj, bhito, x, y, 0);
-                if (gc.context.botl)
+                if (display.botl)
                     bot(); /* potion effects */
             }
         } else {
@@ -3939,7 +3939,7 @@ do_break_wand(struct obj *obj)
              */
             if (affects_objects && gl.level.objects[x][y]) {
                 (void) bhitpile(obj, bhito, x, y, 0);
-                if (gc.context.botl)
+                if (display.botl)
                     bot(); /* potion effects */
             }
             damage = zapyourself(obj, FALSE);
@@ -3947,7 +3947,7 @@ do_break_wand(struct obj *obj)
                 Sprintf(buf, "killed %sself by breaking a wand", uhim());
                 losehp(Maybe_Half_Phys(damage), buf, NO_KILLER_PREFIX);
             }
-            if (gc.context.botl)
+            if (display.botl)
                 bot(); /* blindness */
         }
     }
diff --git a/src/artifact.c b/src/artifact.c
index 49a357913..984223852 100644
--- a/src/artifact.c
+++ b/src/artifact.c
@@ -1232,7 +1232,7 @@ Mb_hit(struct monst *magr, /* attacker */
                     u.uenmax--;
                     if (u.uen > 0)
                         u.uen--;
-                    gc.context.botl = TRUE;
+                    display.botl = TRUE;
                     You("lose magical energy!");
                 }
             } else {
@@ -1247,7 +1247,7 @@ Mb_hit(struct monst *magr, /* attacker */
                     if (u.uenmax > u.uenpeak)
                         u.uenpeak = u.uenmax;
                     u.uen++;
-                    gc.context.botl = TRUE;
+                    display.botl = TRUE;
                     You("absorb magical energy!");
                 }
             }
@@ -1731,7 +1731,7 @@ arti_invoke(struct obj *obj)
                 make_slimed(0L, (char *) 0);
             if (BlindedTimeout > creamed)
                 make_blinded(creamed, FALSE);
-            gc.context.botl = TRUE;
+            display.botl = TRUE;
             break;
         }
         case ENERGY_BOOST: {
@@ -1743,7 +1743,7 @@ arti_invoke(struct obj *obj)
                 epboost = u.uenmax - u.uen;
             if (epboost) {
                 u.uen += epboost;
-                gc.context.botl = TRUE;
+                display.botl = TRUE;
                 You_feel("re-energized.");
             } else
                 goto nothing_special;
diff --git a/src/attrib.c b/src/attrib.c
index f7095af09..4f952ce83 100644
--- a/src/attrib.c
+++ b/src/attrib.c
@@ -184,7 +184,7 @@ adjattrib(
         return FALSE;
     }
 
-    gc.context.botl = TRUE;
+    display.botl = TRUE;
     if (msgflg <= 0)
         You_feel("%s%s!", (incr > 1 || incr < -1) ? "very " : "", attrstr);
     if (gp.program_state.in_moveloop && (ndx == A_STR || ndx == A_CON))
@@ -246,7 +246,7 @@ losestr(int num, const char *knam, schar k_format)
             if (u.uhpmax > uhpmin)
                 setuhpmax(max(u.uhpmax - dmg, uhpmin));
         }
-        gc.context.botl = TRUE;
+        display.botl = TRUE;
     }
 #if 0   /* only possible if uhpmax was already less than uhpmin */
     if (!Upolyd && u.uhpmax < uhpmin) {
@@ -354,7 +354,7 @@ poisoned(
         loss = 6 + d(4, 6);
         if (u.uhp <= loss) {
             u.uhp = -1;
-            gc.context.botl = TRUE;
+            display.botl = TRUE;
             pline_The("poison was deadly...");
         } else {
             /* survived, but with severe reaction */
@@ -457,13 +457,13 @@ restore_attrib(void)
         if (ATEMP(i) != equilibrium && ATIME(i) != 0) {
             if (!(--(ATIME(i)))) { /* countdown for change */
                 ATEMP(i) += (ATEMP(i) > 0) ? -1 : 1;
-                gc.context.botl = TRUE;
+                display.botl = TRUE;
                 if (ATEMP(i)) /* reset timer */
                     ATIME(i) = 100 / ACURR(A_CON);
             }
         }
     }
-    if (gc.context.botl)
+    if (display.botl)
         (void) encumber_msg();
 }
 
@@ -1112,10 +1112,10 @@ setuhpmax(int newmax)
         u.uhpmax = newmax;
         if (u.uhpmax > u.uhppeak)
             u.uhppeak = u.uhpmax;
-        gc.context.botl = TRUE;
+        display.botl = TRUE;
     }
     if (u.uhp > u.uhpmax)
-        u.uhp = u.uhpmax, gc.context.botl = TRUE;
+        u.uhp = u.uhpmax, display.botl = TRUE;
 }
 
 /* return the current effective value of a specific characteristic
@@ -1238,7 +1238,7 @@ uchangealign(int newalign,
     u.ublessed = 0; /* lose divine protection */
     /* You/Your/pline message with call flush_screen(), triggering bot(),
        so the actual data change needs to come before the message */
-    gc.context.botl = TRUE; /* status line needs updating */
+    display.botl = TRUE; /* status line needs updating */
     if (reason == 0) {
         /* conversion via altar */
         livelog_printf(LL_ALIGNMENT, "permanently converted to %s",
diff --git a/src/botl.c b/src/botl.c
index 1e1fb7c24..ab1249baa 100644
--- a/src/botl.c
+++ b/src/botl.c
@@ -260,7 +260,7 @@ bot(void)
             putmixed(WIN_STATUS, 0, do_statusline2());
         }
     }
-    gc.context.botl = gc.context.botlx = iflags.time_botl = FALSE;
+    display.botl = display.botlx = display.time_botl = FALSE;
 }
 
 /* special purpose status update: move counter ('time' status) only */
@@ -269,8 +269,8 @@ timebot(void)
 {
     if (gb.bot_disabled)
         return;
-    /* we're called when iflags.time_botl is set and general gc.context.botl
-       is clear; iflags.time_botl gets set whenever gm.moves changes value
+    /* we're called when display.time_botl is set and general display.botl
+       is clear; display.time_botl gets set whenever gm.moves changes value
        so there's no benefit in tracking previous value to decide whether
        to skip update; suppress_map_output() handles program_state.restoring
        and program_state.done_hup (tty hangup => no further output at all)
@@ -283,7 +283,7 @@ timebot(void)
             bot();
         }
     }
-    iflags.time_botl = FALSE;
+    display.time_botl = FALSE;
 }
 
 /* convert experience level (1..30) to rank index (0..8) */
@@ -1170,7 +1170,7 @@ cond_menu(void)
             if (condtests[i].enabled != condtests[i].choice) {
                 condtests[i].enabled = condtests[i].choice;
                 condtests[idx].test = FALSE;
-                gc.context.botl = changed = TRUE;
+                display.botl = changed = TRUE;
             }
     }
     return changed;
@@ -1368,9 +1368,9 @@ evaluate_and_notify_windowport(
      *     fields that have changed since the previous update.
      *
      * In both of those situations, we need to force updates to
-     * all of the fields when gc.context.botlx is set. The tty port in
+     * all of the fields when display.botlx is set. The tty port in
      * particular has a problem if that isn't done, since the core sets
-     * gc.context.botlx when a menu or text display obliterates the status
+     * display.botlx when a menu or text display obliterates the status
      * line.
      *
      * For those situations, to trigger the full update of every field
@@ -1382,15 +1382,15 @@ evaluate_and_notify_windowport(
      * the display, call status_update() with BL_FLUSH.
      *
      */
-    if (gc.context.botlx && (windowprocs.wincap2 & WC2_RESET_STATUS) != 0L)
+    if (display.botlx && (windowprocs.wincap2 & WC2_RESET_STATUS) != 0L)
         status_update(BL_RESET, (genericptr_t) 0, 0, 0,
                       NO_COLOR, (unsigned long *) 0);
-    else if ((updated || gc.context.botlx)
+    else if ((updated || display.botlx)
              && (windowprocs.wincap2 & WC2_FLUSH_STATUS) != 0L)
         status_update(BL_FLUSH, (genericptr_t) 0, 0, 0,
                       NO_COLOR, (unsigned long *) 0);
 
-    gc.context.botl = gc.context.botlx = iflags.time_botl = FALSE;
+    display.botl = display.botlx = display.time_botl = FALSE;
     gu.update_all = FALSE;
 }
 
@@ -1427,7 +1427,7 @@ status_initialize(
         status_enablefield(fld, fieldname, fieldfmt, fldenabl);
     }
     gu.update_all = TRUE;
-    gc.context.botlx = TRUE;
+    display.botlx = TRUE;
 }
 
 void
@@ -1805,7 +1805,7 @@ exp_percent_changing(void)
     struct istat_s *curr;
 
     /* if status update is already requested, skip this processing */
-    if (!gc.context.botl) {
+    if (!display.botl) {
         /*
          * Status update is warranted iff percent integer changes and the new
          * percentage results in a different highlighting rule being selected.
@@ -1824,7 +1824,7 @@ exp_percent_changing(void)
             rule = get_hilite(gn.now_or_before_idx, BL_XP,
                               (genericptr_t) &a, 0, pc, &color_dummy);
             if (rule != curr->hilite_rule)
-                return TRUE; /* caller should set 'gc.context.botl' to True */
+                return TRUE; /* caller should set 'display.botl' to True */
 #endif
         }
     }
@@ -1994,9 +1994,9 @@ status_eval_next_unhilite(void)
             prev->time = curr->time;
 
             curr->chg = prev->chg = FALSE;
-            gc.context.botl = TRUE;
+            display.botl = TRUE;
         }
-        if (gc.context.botl)
+        if (display.botl)
             continue; /* just process other gb.blstats[][].time and .chg */
 
         this_unhilite = curr->time;
@@ -2005,7 +2005,7 @@ status_eval_next_unhilite(void)
             && hilite_reset_needed(curr, this_unhilite + 1L)) {
             next_unhilite = this_unhilite;
             if (next_unhilite < gb.bl_hilite_moves)
-                gc.context.botl = TRUE;
+                display.botl = TRUE;
         }
     }
 }
@@ -2021,7 +2021,7 @@ reset_status_hilites(void)
             gb.blstats[0][i].time = gb.blstats[1][i].time = 0L;
         gu.update_all = TRUE;
     }
-    gc.context.botlx = TRUE;
+    display.botlx = TRUE;
 }
 
 /* test whether the text from a title rule matches the string for
diff --git a/src/cmd.c b/src/cmd.c
index a17a1eefa..a9ffe583c 100644
--- a/src/cmd.c
+++ b/src/cmd.c
@@ -2122,7 +2122,7 @@ wiz_intrinsic(void)
  def_feedback:
                 if (p != GLIB)
                     incr_itimeout(&u.uprops[p].intrinsic, amt);
-                gc.context.botl = 1; /* have pline() do a status update */
+                display.botl = 1; /* have pline() do a status update */
                 pline("Timeout for %s %s %d.", propname,
                       oldtimeout ? "increased by" : "set to", amt);
                 break;
diff --git a/src/decl.c b/src/decl.c
index eb4590a91..f7efbbf57 100644
--- a/src/decl.c
+++ b/src/decl.c
@@ -189,6 +189,7 @@ const struct Race urace_init_data = {
     { 1, 0, 2, 0, 2, 0 }  /* Energy */
 };
 
+struct display_hints display = { 0 };
 
 const struct instance_globals_a g_init_a = {
     /* artifact.c */
@@ -1061,6 +1062,7 @@ decl_globals_init(void)
     ZERO(flags);
     ZERO(iflags);
     ZERO(a11y);
+    ZERO(display);
     ZERO(u);
     ZERO(ubirthday);
     ZERO(urealtime);
diff --git a/src/dig.c b/src/dig.c
index 01142910f..292c29aeb 100644
--- a/src/dig.c
+++ b/src/dig.c
@@ -1096,7 +1096,7 @@ use_pick_axe2(struct obj *obj)
         You("hit yourself with %s.", yname(uwep));
         Sprintf(buf, "%s own %s", uhis(), OBJ_NAME(objects[obj->otyp]));
         losehp(Maybe_Half_Phys(dam), buf, KILLED_BY);
-        gc.context.botl = 1;
+        display.botl = 1;
         return ECMD_TIME;
     } else if (u.dz == 0) {
         confdir(FALSE);
diff --git a/src/display.c b/src/display.c
index 08ffb95f3..b8903a2e0 100644
--- a/src/display.c
+++ b/src/display.c
@@ -1670,7 +1670,7 @@ docrt_flags(int refresh_flags)
         /* perm_invent */
         update_inventory();
         /* status */
-        gc.context.botlx = 1; /* force a redraw of the bottom lines */
+        display.botlx = 1; /* force a redraw of the bottom lines */
         /* note: caller needs to call bot() to actually redraw status */
     }
     gp.program_state.in_docrt = FALSE;
@@ -2045,7 +2045,7 @@ cls(void)
         return;
     in_cls = TRUE;
     display_nhwindow(WIN_MESSAGE, FALSE); /* flush messages */
-    gc.context.botlx = 1;                 /* force update of botl window */
+    display.botlx = 1;                 /* force update of botl window */
     clear_nhwindow(WIN_MAP);              /* clear physical screen */
 
     clear_glyph_buffer(); /* force gbuf[][].glyph to unexplored */
@@ -2084,9 +2084,9 @@ flush_screen(int cursor_on_u)
 #endif
 
     /* get this done now, before we place the cursor on the hero */
-    if (gc.context.botl || gc.context.botlx)
+    if (display.botl || display.botlx)
         bot();
-    else if (iflags.time_botl)
+    else if (display.time_botl)
         timebot();
 
     for (y = 0; y < ROWNO; y++) {
diff --git a/src/do.c b/src/do.c
index 96adbe74a..185f47280 100644
--- a/src/do.c
+++ b/src/do.c
@@ -2377,7 +2377,7 @@ set_wounded_legs(long side, int timex)
      * You still call this function, but don't lose hp.
      * Caller is also responsible for adjusting messages.
      */
-    gc.context.botl = 1;
+    display.botl = 1;
     if (!Wounded_legs)
         ATEMP(A_DEX)--;
 
@@ -2397,7 +2397,7 @@ heal_legs(
     int how) /* 0: ordinary, 1: dismounting steed, 2: limbs turn to stone */
 {
     if (Wounded_legs) {
-        gc.context.botl = 1;
+        display.botl = 1;
         if (ATEMP(A_DEX) < 0)
             ATEMP(A_DEX)++;
 
diff --git a/src/do_wear.c b/src/do_wear.c
index d9ad3a41e..425e539c9 100644
--- a/src/do_wear.c
+++ b/src/do_wear.c
@@ -213,7 +213,7 @@ Boots_on(void)
                                * so uarmf could be Null below; status line
                                * gets updated during brief interval they're
                                * worn so hero and player learn enchantment */
-            gc.context.botl = 1; /* status hilites might mark AC changed */
+            display.botl = 1; /* status hilites might mark AC changed */
             makeknown(uarmf->otyp);
             float_up();
             if (Levitation)
@@ -428,7 +428,7 @@ Helmet_on(void)
            but it takes trained arrogance to pull it off, and the actual
            enchantment of the hat is irrelevant */
         ABON(A_CHA) += (Role_if(PM_WIZARD) ? 1 : -1);
-        gc.context.botl = 1;
+        display.botl = 1;
         makeknown(uarmh->otyp);
         break;
     case HELM_OF_OPPOSITE_ALIGNMENT:
@@ -460,7 +460,7 @@ Helmet_on(void)
             else if (uarmh->bknown)
                 update_inventory(); /* keep bknown as-is; display the curse */
         }
-        gc.context.botl = 1; /* reveal new alignment or INT & WIS */
+        display.botl = 1; /* reveal new alignment or INT & WIS */
         if (Hallucination) {
             pline("My brain hurts!"); /* Monty Python's Flying Circus */
         } else if (uarmh && uarmh->otyp == DUNCE_CAP) {
@@ -499,12 +499,12 @@ Helmet_off(void)
     case ORCISH_HELM:
         break;
     case DUNCE_CAP:
-        gc.context.botl = 1;
+        display.botl = 1;
         break;
     case CORNUTHAUM:
         if (!gc.context.takeoff.cancelled_don) {
             ABON(A_CHA) += (Role_if(PM_WIZARD) ? -1 : 1);
-            gc.context.botl = 1;
+            display.botl = 1;
         }
         break;
     case HELM_OF_TELEPATHY:
@@ -555,7 +555,7 @@ Gloves_on(void)
         break;
     case GAUNTLETS_OF_POWER:
         makeknown(uarmg->otyp);
-        gc.context.botl = 1; /* taken care of in attrib.c */
+        display.botl = 1; /* taken care of in attrib.c */
         break;
     case GAUNTLETS_OF_DEXTERITY:
         adj_abon(uarmg, uarmg->spe);
@@ -629,7 +629,7 @@ Gloves_off(void)
         break;
     case GAUNTLETS_OF_POWER:
         makeknown(uarmg->otyp);
-        gc.context.botl = 1; /* taken care of in attrib.c */
+        display.botl = 1; /* taken care of in attrib.c */
         break;
     case GAUNTLETS_OF_DEXTERITY:
         if (!gc.context.takeoff.cancelled_don)
@@ -664,7 +664,7 @@ Gloves_off(void)
         wielding_corpse(uswapwep, gloves, on_purpose);
 
     if (condtests[bl_bareh].enabled)
-        gc.context.botl = 1;
+        display.botl = 1;
 
     return 0;
 }
@@ -959,7 +959,7 @@ Amulet_on(void)
             makeknown(AMULET_OF_CHANGE);
             You("are suddenly very %s!",
                 flags.female ? "feminine" : "masculine");
-            gc.context.botl = 1;
+            display.botl = 1;
             newsym(u.ux, u.uy); /* glyphmon flag and tile may have gone
                                  * from male to female or vice versa */
         } else {
@@ -978,7 +978,7 @@ Amulet_on(void)
         if (can_be_strangled(&gy.youmonst)) {
             makeknown(AMULET_OF_STRANGULATION);
             Strangled = 6L;
-            gc.context.botl = TRUE;
+            display.botl = TRUE;
             pline("It constricts your throat!");
         }
         break;
@@ -1005,7 +1005,7 @@ Amulet_on(void)
 
             if (!already_flying) {
                 makeknown(AMULET_OF_FLYING);
-                gc.context.botl = TRUE; /* status: 'Fly' On */
+                display.botl = TRUE; /* status: 'Fly' On */
                 You("are now in flight.");
             }
         }
@@ -1053,7 +1053,7 @@ Amulet_off(void)
     case AMULET_OF_STRANGULATION:
         if (Strangled) {
             Strangled = 0L;
-            gc.context.botl = TRUE;
+            display.botl = TRUE;
             if (Breathless)
                 Your("%s is no longer constricted!", body_part(NECK));
             else
@@ -1074,7 +1074,7 @@ Amulet_off(void)
         float_vs_flight(); /* probably not needed here */
         if (was_flying && !Flying) {
             makeknown(AMULET_OF_FLYING);
-            gc.context.botl = TRUE; /* status: 'Fly' Off */
+            display.botl = TRUE; /* status: 'Fly' Off */
             You("%s.", (is_pool_or_lava(u.ux, u.uy)
                         || Is_waterlevel(&u.uz) || Is_airlevel(&u.uz))
                           ? "stop flying"
@@ -1140,7 +1140,7 @@ adjust_attrib(struct obj *obj, int which, int val)
         already discovered, both handled by learnring()] */
     if (observable || !extremeattr(which))
         learnring(obj, observable);
-    gc.context.botl = 1;
+    display.botl = 1;
 }
 
 void
@@ -2118,7 +2118,7 @@ accessory_or_armor_on(struct obj *obj)
                 You("are suddenly overcome with shame and change your mind.");
             u.ublessed = 0; /* lose your god's protection */
             makeknown(obj->otyp);
-            gc.context.botl = 1; /* for AC after zeroing u.ublessed */
+            display.botl = 1; /* for AC after zeroing u.ublessed */
             return ECMD_TIME;
         }
     } else {
@@ -2391,7 +2391,7 @@ find_ac(void)
 
     if (uac != u.uac) {
         u.uac = uac;
-        gc.context.botl = 1;
+        display.botl = 1;
 #if 0
         /* these could conceivably be achieved out of order (by being near
            threshold and putting on +N dragon scale mail from bones, for
@@ -3120,7 +3120,7 @@ adj_abon(register struct obj *otmp, register schar delta)
             makeknown(uarmg->otyp);
             ABON(A_DEX) += (delta);
         }
-        gc.context.botl = 1;
+        display.botl = 1;
     }
     if (uarmh && uarmh == otmp && otmp->otyp == HELM_OF_BRILLIANCE) {
         if (delta) {
@@ -3128,7 +3128,7 @@ adj_abon(register struct obj *otmp, register schar delta)
             ABON(A_INT) += (delta);
             ABON(A_WIS) += (delta);
         }
-        gc.context.botl = 1;
+        display.botl = 1;
     }
 }
 
diff --git a/src/eat.c b/src/eat.c
index b9b686961..e49324fb6 100644
--- a/src/eat.c
+++ b/src/eat.c
@@ -124,7 +124,7 @@ is_edible(register struct obj *obj)
 void
 init_uhunger(void)
 {
-    gc.context.botl = (u.uhs != NOT_HUNGRY || ATEMP(A_STR) < 0);
+    display.botl = (u.uhs != NOT_HUNGRY || ATEMP(A_STR) < 0);
     u.uhunger = 900;
     u.uhs = NOT_HUNGRY;
     if (ATEMP(A_STR) < 0) {
@@ -654,7 +654,7 @@ eat_brains(
                 ABASE(A_INT) += rnd(4);
                 if (ABASE(A_INT) > AMAX(A_INT))
                     ABASE(A_INT) = AMAX(A_INT);
-                gc.context.botl = 1;
+                display.botl = 1;
             }
             exercise(A_WIS, TRUE);
             *dmg_p += xtra_dmg;
@@ -1085,7 +1085,7 @@ eye_of_newt_buzz(void)
         }
         if (old_uen != u.uen) {
             You_feel("a mild buzz.");
-            gc.context.botl = 1;
+            display.botl = 1;
         }
     }
 }
@@ -1124,7 +1124,7 @@ cpostfx(int pm)
         else
             u.uhp = u.uhpmax;
         make_blinded(0L, !u.ucreamed);
-        gc.context.botl = 1;
+        display.botl = 1;
         check_intrinsics = TRUE; /* might also convey poison resistance */
         break;
     case PM_STALKER:
@@ -1708,7 +1708,7 @@ Hear_again(void)
     /* Chance of deafness going away while fainted/sleeping/etc. */
     if (!rn2(2)) {
         make_deaf(0L, FALSE);
-        gc.context.botl = TRUE;
+        display.botl = TRUE;
     }
     return 0;
 }
@@ -1744,7 +1744,7 @@ rottenfood(struct obj *obj)
             where = (u.usteed) ? "saddle" : surface(u.ux, u.uy);
         pline_The("world spins and %s %s.", what, where);
         incr_itimeout(&HDeaf, duration);
-        gc.context.botl = TRUE;
+        display.botl = TRUE;
         nomul(-duration);
         gm.multi_reason = "unconscious from rotten food";
         gn.nomovemsg = "You are conscious again.";
@@ -2240,7 +2240,7 @@ eataccessory(struct obj *otmp)
                                           (typ == RIN_PROTECTION) ? otmp->spe
                                            : 2, /* fixed amount for amulet */
                                           typ);
-            gc.context.botl = 1;
+            display.botl = 1;
             break;
         case RIN_FREE_ACTION:
             /* Give sleep resistance instead */
@@ -2256,7 +2256,7 @@ eataccessory(struct obj *otmp)
             change_sex();
             You("are suddenly very %s!",
                 flags.female ? "feminine" : "masculine");
-            gc.context.botl = 1;
+            display.botl = 1;
             break;
         case AMULET_OF_UNCHANGING:
             /* un-change: it's a pun */
@@ -2418,7 +2418,7 @@ fpostfx(struct obj *otmp)
         /* This stuff seems to be VERY healthy! */
         gainstr(otmp, 1, TRUE);
         if (Upolyd) {
-            u.mh += otmp->cursed ? -rnd(20) : rnd(20), gc.context.botl = TRUE;
+            u.mh += otmp->cursed ? -rnd(20) : rnd(20), display.botl = TRUE;
             if (u.mh > u.mhmax) {
                 if (!rn2(17))
                     u.mhmax++;
@@ -2427,7 +2427,7 @@ fpostfx(struct obj *otmp)
                 rehumanize();
             }
         } else {
-            u.uhp += otmp->cursed ? -rnd(20) : rnd(20), gc.context.botl = TRUE;
+            u.uhp += otmp->cursed ? -rnd(20) : rnd(20), display.botl = TRUE;
             if (u.uhp > u.uhpmax) {
                 if (!rn2(17))
                     setuhpmax(u.uhpmax + 1);
@@ -3204,7 +3204,7 @@ unfaint(void)
     if (u.uhs > FAINTING)
         u.uhs = FAINTING;
     stop_occupation();
-    gc.context.botl = 1;
+    display.botl = 1;
     return 0;
 }
 
@@ -3286,7 +3286,7 @@ newuhs(boolean incr)
                 stop_occupation();
                 You("faint from lack of food.");
                 incr_itimeout(&HDeaf, duration);
-                gc.context.botl = TRUE;
+                display.botl = TRUE;
                 nomul(-duration);
                 gm.multi_reason = "fainted from lack of food";
                 gn.nomovemsg = "You regain consciousness.";
@@ -3301,7 +3301,7 @@ newuhs(boolean incr)
            now uhunger becomes more negative at a slower rate */
         } else if (u.uhunger < -(100 + 10 * (int) ACURR(A_CON))) {
             u.uhs = STARVED;
-            gc.context.botl = 1;
+            display.botl = 1;
             bot();
             You("die from starvation.");
             gk.killer.format = KILLED_BY;
@@ -3365,7 +3365,7 @@ newuhs(boolean incr)
             break;
         }
         u.uhs = newhs;
-        gc.context.botl = 1;
+        display.botl = 1;
         bot();
         if ((Upolyd ? u.mh : u.uhp) < 1) {
             You("die from hunger and exhaustion.");
diff --git a/src/end.c b/src/end.c
index 5a53f0202..edc45ef7e 100644
--- a/src/end.c
+++ b/src/end.c
@@ -1206,7 +1206,7 @@ savelife(int how)
 
     if (u.utrap && u.utraptype == TT_LAVA)
         reset_utrap(FALSE);
-    gc.context.botl = TRUE;
+    display.botl = TRUE;
     u.ugrave_arise = NON_PM;
     HUnchanging = 0L;
     curs_on_u();
@@ -1501,10 +1501,10 @@ done(int how)
         || (how == QUIT && done_stopprint)) {
         /* skip status update if panicking or disconnected
            or answer of 'q' to "Really quit?" */
-        gc.context.botl = gc.context.botlx = iflags.time_botl = FALSE;
+        display.botl = display.botlx = display.time_botl = FALSE;
     } else {
         /* otherwise force full status update */
-        gc.context.botlx = TRUE;
+        display.botlx = TRUE;
         bot();
     }
 
@@ -1537,7 +1537,7 @@ done(int how)
                negative (-1 is used as a flag in some circumstances
                which don't apply when actually dying due to HP loss) */
             u.uhp = u.mh = 0;
-            gc.context.botl = 1;
+            display.botl = 1;
         }
     }
     if (Lifesaved && (how <= GENOCIDED)) {
diff --git a/src/exper.c b/src/exper.c
index 597683f5b..cc1a1fb5c 100644
--- a/src/exper.c
+++ b/src/exper.c
@@ -183,19 +183,19 @@ more_experienced(register int exper, register int rexp)
     if (newexp != oldexp) {
         u.uexp = newexp;
         if (flags.showexp)
-            gc.context.botl = TRUE;
+            display.botl = TRUE;
         /* even when experience points aren't being shown, experience level
            might be highlighted with a percentage highlight rule and that
            percentage depends upon experience points */
-        if (!gc.context.botl && exp_percent_changing())
-            gc.context.botl = TRUE;
+        if (!display.botl && exp_percent_changing())
+            display.botl = TRUE;
     }
     /* newrexp will always differ from oldrexp unless they're LONG_MAX */
     if (newrexp != oldrexp) {
         u.urexp = newrexp;
 #ifdef SCORE_ON_BOTL
         if (flags.showscore)
-            gc.context.botl = TRUE;
+            display.botl = TRUE;
 #endif
     }
     if (u.urexp >= (Role_if(PM_WIZARD) ? 1000 : 2000))
@@ -283,7 +283,7 @@ losexp(
             rehumanize();
     }
 
-    gc.context.botl = TRUE;
+    display.botl = TRUE;
 }
 
 /*
@@ -362,7 +362,7 @@ pluslvl(
         if (u.ulevel > u.ulevelpeak)
             u.ulevelpeak = u.ulevel;
     }
-    gc.context.botl = TRUE;
+    display.botl = TRUE;
 }
 
 /* compute a random amount of experience points suitable for the hero's
diff --git a/src/explode.c b/src/explode.c
index f6922676e..cc57833f4 100644
--- a/src/explode.c
+++ b/src/explode.c
@@ -630,7 +630,7 @@ explode(
                 u.mh -= damu;
             else
                 u.uhp -= damu;
-            gc.context.botl = 1;
+            display.botl = 1;
         }
 
         /* You resisted the damage, lets not keep that to ourselves */
diff --git a/src/fountain.c b/src/fountain.c
index ac301c98d..58501289c 100644
--- a/src/fountain.c
+++ b/src/fountain.c
@@ -259,7 +259,7 @@ drinkfountain(void)
         for (ii = 0; ii < A_MAX; ii++)
             if (ABASE(ii) < AMAX(ii)) {
                 ABASE(ii) = AMAX(ii);
-                gc.context.botl = 1;
+                display.botl = 1;
             }
         /* gain ability, blessed if "natural" luck is high */
         i = rn2(A_MAX); /* start at a random attribute */
diff --git a/src/hack.c b/src/hack.c
index 74a66d756..9f00d29af 100644
--- a/src/hack.c
+++ b/src/hack.c
@@ -2528,7 +2528,7 @@ domove_core(void)
         boolean moved = trapmove(x, y, trap);
 
         if (!u.utrap) {
-            gc.context.botl = TRUE;
+            display.botl = TRUE;
             reset_utrap(TRUE); /* might resume levitation or flight */
         }
         /* might not have escaped, or did escape but remain in same spot */
@@ -2693,7 +2693,7 @@ runmode_delay_output(void)
            display after every step */
         if (flags.runmode != RUN_LEAP || !(gm.moves % 7L)) {
             /* moveloop() suppresses time_botl when running */
-            iflags.time_botl = flags.time;
+            display.time_botl = flags.time;
             curs_on_u();
             nh_delay_output();
             if (flags.runmode == RUN_CRAWL) {
@@ -2728,7 +2728,7 @@ overexert_hp(void)
 
     if (*hp > 1) {
         *hp -= 1;
-        gc.context.botl = TRUE;
+        display.botl = TRUE;
     } else {
         You("pass out from exertion!");
         exercise(A_CON, FALSE);
@@ -2813,7 +2813,7 @@ switch_terrain(void)
             You("start flying.");
     }
     if ((!!Levitation ^ was_levitating) || (!!Flying ^ was_flying))
-        gc.context.botl = TRUE; /* update Lev/Fly status condition */
+        display.botl = TRUE; /* update Lev/Fly status condition */
 }
 
 /* set or clear u.uinwater */
@@ -3724,7 +3724,7 @@ end_running(boolean and_travel)
     /* moveloop() suppresses time_botl when context.run is non-zero; when
        running stops, update 'time' even if other botl status is unchanged */
     if (flags.time && gc.context.run)
-        iflags.time_botl = TRUE;
+        display.time_botl = TRUE;
     gc.context.run = 0;
     /* 'context.mv' isn't travel but callers who want to end travel
        all clear it too */
@@ -3744,7 +3744,7 @@ nomul(int nval)
 {
     if (gm.multi < nval)
         return;              /* This is a bug fix by ab@unido */
-    gc.context.botl |= (gm.multi >= 0);
+    display.botl |= (gm.multi >= 0);
     u.uinvulnerable = FALSE; /* Kludge to avoid ctrl-C bug -dlc */
     u.usleep = 0;
     gm.multi = nval;
@@ -3758,7 +3758,7 @@ nomul(int nval)
 void
 unmul(const char *msg_override)
 {
-    gc.context.botl = TRUE;
+    display.botl = TRUE;
     gm.multi = 0; /* caller will usually have done this already */
     if (msg_override)
         gn.nomovemsg = msg_override;
@@ -3852,7 +3852,7 @@ losehp(int n, const char *knam, schar k_format)
         return;
     }
 #endif
-    gc.context.botl = TRUE; /* u.uhp or u.mh is changing */
+    display.botl = TRUE; /* u.uhp or u.mh is changing */
     end_running(TRUE);
     if (Upolyd) {
         u.mh -= n;
diff --git a/src/invent.c b/src/invent.c
index 0b2cc72e9..91ef8623f 100644
--- a/src/invent.c
+++ b/src/invent.c
@@ -970,7 +970,7 @@ void
 addinv_core1(struct obj *obj)
 {
     if (obj->oclass == COIN_CLASS) {
-        gc.context.botl = 1;
+        display.botl = 1;
     } else if (obj->otyp == AMULET_OF_YENDOR) {
         if (u.uhave.amulet)
             impossible("already have amulet?");
@@ -1330,7 +1330,7 @@ void
 freeinv_core(struct obj *obj)
 {
     if (obj->oclass == COIN_CLASS) {
-        gc.context.botl = 1;
+        display.botl = 1;
         return;
     } else if (obj->otyp == AMULET_OF_YENDOR) {
         if (!u.uhave.amulet)
@@ -1361,7 +1361,7 @@ freeinv_core(struct obj *obj)
         curse(obj);
     } else if (confers_luck(obj)) {
         set_moreluck();
-        gc.context.botl = 1;
+        display.botl = 1;
     } else if (obj->otyp == FIGURINE && obj->timed) {
         (void) stop_timer(FIG_TRANSFORM, obj_to_any(obj));
     }
@@ -1992,7 +1992,7 @@ getobj(
                 continue;
             }
         }
-        gc.context.botl = 1; /* May have changed the amount of money */
+        display.botl = 1; /* May have changed the amount of money */
         if (otmp && !gi.in_doagain) {
             if (cntgiven && cnt > 0)
                 cmdq_add_int(CQ_REPEAT, cnt);
diff --git a/src/mhitu.c b/src/mhitu.c
index 22d58e7d8..da453c12b 100644
--- a/src/mhitu.c
+++ b/src/mhitu.c
@@ -261,7 +261,7 @@ expels(
     struct permonst *mdat, /* if mtmp is polymorphed, mdat != mtmp->data */
     boolean message)
 {
-    gc.context.botl = 1;
+    display.botl = 1;
     if (message) {
         if (digests(mdat)) {
             You("get regurgitated!");
@@ -858,7 +858,7 @@ mattacku(register struct monst *mtmp)
         default: /* no attack */
             break;
         }
-        if (gc.context.botl)
+        if (display.botl)
             bot();
         /* give player a chance of waking up before dying -kaa */
         if (sum[i] == M_ATTK_HIT) { /* successful attack */
@@ -1173,7 +1173,7 @@ hitmu(register struct monst *mtmp, register struct attack *mattk)
                 *hpmax_p = lowerlimit;
             /* else unlikely...
              * already at or below minimum threshold; do nothing */
-            gc.context.botl = 1;
+            display.botl = 1;
         }
 
         mdamageu(mtmp, mhm.damage);
@@ -1811,7 +1811,7 @@ gazemu(struct monst *mtmp, struct attack *mattk)
 void
 mdamageu(struct monst *mtmp, int n)
 {
-    gc.context.botl = 1;
+    display.botl = 1;
     if (Upolyd) {
         u.mh -= n;
         if (u.mh < 1)
@@ -2089,13 +2089,13 @@ doseduce(struct monst *mon)
             You("are down in the dumps.");
             (void) adjattrib(A_CON, -1, TRUE);
             exercise(A_CON, FALSE);
-            gc.context.botl = 1;
+            display.botl = 1;
             break;
         case 2:
             Your("senses are dulled.");
             (void) adjattrib(A_WIS, -1, TRUE);
             exercise(A_WIS, FALSE);
-            gc.context.botl = 1;
+            display.botl = 1;
             break;
         case 3:
             if (!resists_drli(&gy.youmonst)) {
@@ -2133,13 +2133,13 @@ doseduce(struct monst *mon)
             You_feel("good enough to do it again.");
             (void) adjattrib(A_CON, 1, TRUE);
             exercise(A_CON, TRUE);
-            gc.context.botl = 1;
+            display.botl = 1;
             break;
         case 2:
             You("will always remember %s...", noit_mon_nam(mon));
             (void) adjattrib(A_WIS, 1, TRUE);
             exercise(A_WIS, TRUE);
-            gc.context.botl = 1;
+            display.botl = 1;
             break;
         case 3:
             pline("That was a very educational experience.");
@@ -2152,7 +2152,7 @@ doseduce(struct monst *mon)
             if (Upolyd)
                 u.mh = u.mhmax;
             exercise(A_STR, TRUE);
-            gc.context.botl = 1;
+            display.botl = 1;
             break;
         }
     }
@@ -2186,7 +2186,7 @@ doseduce(struct monst *mon)
             pline("%s takes %ld %s for services rendered!", noit_Monnam(mon),
                   cost, currency(cost));
             money2mon(mon, cost);
-            gc.context.botl = 1;
+            display.botl = 1;
         }
     }
     if (!rn2(25))
@@ -2458,7 +2458,7 @@ cloneu(void)
     mon->mhpmax = u.mhmax;
     mon->mhp = u.mh / 2;
     u.mh -= mon->mhp;
-    gc.context.botl = 1;
+    display.botl = 1;
     return mon;
 }
 
diff --git a/src/minion.c b/src/minion.c
index 85494a110..8890755b6 100644
--- a/src/minion.c
+++ b/src/minion.c
@@ -377,7 +377,7 @@ bribe(struct monst *mtmp)
         You("give %s %ld %s.", mon_nam(mtmp), offer, currency(offer));
     }
     (void) money2mon(mtmp, offer);
-    gc.context.botl = 1;
+    display.botl = 1;
     return offer;
 }
 
diff --git a/src/mon.c b/src/mon.c
index 04326b396..cc36ec30d 100644
--- a/src/mon.c
+++ b/src/mon.c
@@ -3126,7 +3126,7 @@ set_ustuck(struct monst *mtmp)
                        mon_nam(mtmp), mdistu(mtmp));
     }
 
-    gc.context.botl = 1;
+    display.botl = 1;
     u.ustuck = mtmp;
     if (!u.ustuck) {
         u.uswallow = 0;
diff --git a/src/music.c b/src/music.c
index 8588e9441..b244e887f 100644
--- a/src/music.c
+++ b/src/music.c
@@ -706,7 +706,7 @@ do_improvisation(struct obj* instr)
             Hero_playnotes(obj_to_instr(&itmp), improvisation, 50);
         }
         awaken_monsters(u.ulevel * (mundane ? 5 : 40));
-        gc.context.botl = TRUE;
+        display.botl = TRUE;
         break;
     default:
         impossible("What a weird instrument (%d)!", instr->otyp);
diff --git a/src/objnam.c b/src/objnam.c
index 683c9963b..228704b0c 100644
--- a/src/objnam.c
+++ b/src/objnam.c
@@ -4262,7 +4262,7 @@ readobjnam_postparse1(struct _readobjnam_data *d)
         d->otmp = mksobj(GOLD_PIECE, FALSE, FALSE);
         d->otmp->quan = (long) d->cnt;
         d->otmp->owt = weight(d->otmp);
-        gc.context.botl = 1;
+        display.botl = 1;
         return 3; /*return otmp;*/
     }
 
diff --git a/src/options.c b/src/options.c
index 268fc6957..ebba619c1 100644
--- a/src/options.c
+++ b/src/options.c
@@ -5013,7 +5013,7 @@ optfn_boolean(
         case opt_showexp:
             if (VIA_WINDOWPORT())
                 status_initialize(REASSESS_ONLY);
-            gc.context.botl = TRUE;
+            display.botl = TRUE;
             break;
         case opt_fixinv:
         case opt_sortpack:
@@ -5069,7 +5069,7 @@ optfn_boolean(
             } else if (WINDOWPORT(Qt)) {
                 /* Qt doesn't support HILITE_STATUS or FLUSH_STATUS so fails
                    VIA_WINDOWPORT(), but it does support WC2_HITPOINTBAR */
-                gc.context.botlx = TRUE;
+                display.botlx = TRUE;
 #endif
             }
             break;
@@ -8715,7 +8715,7 @@ doset_simple(void)
 /*
  *      I don't think the status window requires updating between
  *      simplemenu iterations.
-        if (gc.context.botl || gc.context.botlx) {
+        if (display.botl || display.botlx) {
             bot();
         }
   */
@@ -8970,7 +8970,7 @@ doset(void) /* changing options via menu by Per Liboriussen */
     if (go.opt_need_promptstyle) {
         adjust_menu_promptstyle(WIN_INVEN, &iflags.menu_headings);
     }
-    if (gc.context.botl || gc.context.botlx) {
+    if (display.botl || display.botlx) {
         bot();
     }
     return ECMD_OK;
diff --git a/src/pickup.c b/src/pickup.c
index 4179758dd..700360502 100644
--- a/src/pickup.c
+++ b/src/pickup.c
@@ -1841,7 +1841,7 @@ pickup_object(
 
     /* Whats left of the special case for gold :-) */
     if (obj->oclass == COIN_CLASS)
-        gc.context.botl = 1;
+        display.botl = 1;
     if (obj->quan != count && obj->otyp != LOADSTONE)
         obj = splitobj(obj, count);
 
@@ -1960,7 +1960,7 @@ encumber_msg(void)
                 newcap == 4 ? "can barely" : "can't even");
             break;
         }
-        gc.context.botl = 1;
+        display.botl = 1;
     } else if (go.oldcap > newcap) {
         switch (newcap) {
         case 0:
@@ -1977,7 +1977,7 @@ encumber_msg(void)
                 stagger(gy.youmonst.data, "stagger"));
             break;
         }
-        gc.context.botl = 1;
+        display.botl = 1;
     }
 
     go.oldcap = newcap;
diff --git a/src/polyself.c b/src/polyself.c
index c5f7b077a..87fd7026a 100644
--- a/src/polyself.c
+++ b/src/polyself.c
@@ -143,7 +143,7 @@ float_vs_flight(void)
        might cause a change in stealth */
     steed_vs_stealth();
 
-    gc.context.botl = TRUE;
+    display.botl = TRUE;
 }
 
 /* riding blocks stealth unless hero+steed fly */
@@ -169,7 +169,7 @@ check_strangling(boolean on)
         if (uamul && uamul->otyp == AMULET_OF_STRANGULATION
             && can_be_strangled(&gy.youmonst)) {
             Strangled = 6L;
-            gc.context.botl = TRUE;
+            display.botl = TRUE;
             Your("%s %s your %s!", simpleonames(uamul),
                  was_strangled ? "still constricts" : "begins constricting",
                  body_part(NECK)); /* "throat" */
@@ -180,7 +180,7 @@ check_strangling(boolean on)
     } else {
         if (Strangled && !can_be_strangled(&gy.youmonst)) {
             Strangled = 0L;
-            gc.context.botl = TRUE;
+            display.botl = TRUE;
             You("are no longer being strangled.");
         }
     }
@@ -445,7 +445,7 @@ newman(void)
         make_slimed(10L, (const char *) 0);
     }
 
-    gc.context.botl = 1;
+    display.botl = 1;
     see_monsters();
     (void) encumber_msg();
 
@@ -640,7 +640,7 @@ polyself(int psflags)
                        of evaporation due to over enchanting */
                     uarm->otyp += GRAY_DRAGON_SCALES - GRAY_DRAGON_SCALE_MAIL;
                     uarm->dknown = 1;
-                    gc.context.botl = 1; /* AC is changing */
+                    display.botl = 1; /* AC is changing */
                 }
                 uskin = uarm;
                 uarm = (struct obj *) 0;
@@ -1002,7 +1002,7 @@ polymon(int mntmp)
     }
     check_strangling(TRUE); /* maybe start strangling */
 
-    gc.context.botl = 1;
+    display.botl = 1;
     gv.vision_full_recalc = 1;
     see_monsters();
     (void) encumber_msg();
@@ -1380,7 +1380,7 @@ rehumanize(void)
     }
     nomul(0);
 
-    gc.context.botl = 1;
+    display.botl = 1;
     gv.vision_full_recalc = 1;
     (void) encumber_msg();
     if (was_flying && !Flying && u.usteed)
@@ -1405,7 +1405,7 @@ dobreathe(void)
         return ECMD_OK;
     }
     u.uen -= 15;
-    gc.context.botl = 1;
+    display.botl = 1;
 
     if (!getdir((char *) 0))
         return ECMD_CANCEL;
@@ -1602,7 +1602,7 @@ dosummon(void)
         return ECMD_OK;
     }
     u.uen -= 10;
-    gc.context.botl = 1;
+    display.botl = 1;
 
     You("call upon your brethren for help!");
     exercise(A_WIS, TRUE);
@@ -1643,7 +1643,7 @@ dogaze(void)
         return ECMD_OK;
     }
     u.uen -= 15;
-    gc.context.botl = 1;
+    display.botl = 1;
 
     for (mtmp = fmon; mtmp; mtmp = mtmp->nmon) {
         if (DEADMONSTER(mtmp))
@@ -1878,7 +1878,7 @@ domindblast(void)
         return ECMD_OK;
     }
     u.uen -= 10;
-    gc.context.botl = 1;
+    display.botl = 1;
 
     You("concentrate.");
     pline("A wave of psychic energy pours out.");
@@ -2158,7 +2158,7 @@ ugolemeffects(int damtype, int dam)
         u.mh += heal;
         if (u.mh > u.mhmax)
             u.mh = u.mhmax;
-        gc.context.botl = 1;
+        display.botl = 1;
         pline("Strangely, you feel better than before.");
         exercise(A_STR, TRUE);
     }
diff --git a/src/potion.c b/src/potion.c
index d99474f5b..a467db318 100644
--- a/src/potion.c
+++ b/src/potion.c
@@ -96,7 +96,7 @@ make_confused(long xtime, boolean talk)
             You_feel("less %s now.", Hallucination ? "trippy" : "confused");
     }
     if ((xtime && !old) || (!xtime && old))
-        gc.context.botl = TRUE;
+        display.botl = TRUE;
 
     set_itimeout(&HConfusion, xtime);
 }
@@ -123,7 +123,7 @@ make_stunned(long xtime, boolean talk)
         }
     }
     if ((!xtime && old) || (xtime && !old))
-        gc.context.botl = TRUE;
+        display.botl = TRUE;
 
     set_itimeout(&HStun, xtime);
 }
@@ -157,7 +157,7 @@ make_sick(long xtime,
         }
         set_itimeout(&Sick, xtime);
         u.usick_type |= type;
-        gc.context.botl = TRUE;
+        display.botl = TRUE;
     } else if (old && (type & u.usick_type)) {
         /* was sick, now not */
         u.usick_type &= ~type;
@@ -170,7 +170,7 @@ make_sick(long xtime,
                 You_feel("cured.  What a relief!");
             Sick = 0L; /* set_itimeout(&Sick, 0L) */
         }
-        gc.context.botl = TRUE;
+        display.botl = TRUE;
     }
 
     kptr = find_delayed_killer(SICK);
@@ -200,7 +200,7 @@ make_slimed(long xtime, const char *msg)
 #endif
     set_itimeout(&Slimed, xtime);
     if ((xtime != 0L) ^ (old != 0L)) {
-        gc.context.botl = TRUE;
+        display.botl = TRUE;
         if (msg)
             pline("%s", msg);
     }
@@ -227,7 +227,7 @@ make_stoned(long xtime, const char *msg, int killedby, const char *killername)
 #endif
     set_itimeout(&Stoned, xtime);
     if ((xtime != 0L) ^ (old != 0L)) {
-        gc.context.botl = TRUE;
+        display.botl = TRUE;
         if (msg)
             pline("%s", msg);
     }
@@ -246,7 +246,7 @@ make_vomiting(long xtime, boolean talk)
         talk = FALSE;
 
     set_itimeout(&Vomiting, xtime);
-    gc.context.botl = TRUE;
+    display.botl = TRUE;
     if (!xtime && old)
         if (talk)
             You_feel("much less nauseated now.");
@@ -336,7 +336,7 @@ toggle_blindness(void)
     boolean Stinging = (uwep && (EWarn_of_mon & W_WEP) != 0L);
 
     /* blindness has just been toggled */
-    gc.context.botl = TRUE; /* status conditions need update */
+    display.botl = TRUE; /* status conditions need update */
     gv.vision_full_recalc = 1; /* vision has changed */
     /* this vision recalculation used to be deferred until moveloop(),
        but that made it possible for vision irregularities to occur
@@ -428,7 +428,7 @@ make_hallucinated(
         (eg. Qt windowport's equipped items display) */
         update_inventory();
 
-        gc.context.botl = TRUE;
+        display.botl = TRUE;
         if (talk)
             pline(message, verb);
     }
@@ -447,7 +447,7 @@ make_deaf(long xtime, boolean talk)
 
     set_itimeout(&HDeaf, xtime);
     if ((xtime != 0L) ^ (old != 0L)) {
-        gc.context.botl = TRUE;
+        display.botl = TRUE;
         if (talk)
             You(old && !Deaf ? "can hear again."
                              : "are unable to hear anything.");
@@ -458,7 +458,7 @@ make_deaf(long xtime, boolean talk)
 void
 make_glib(int xtime)
 {
-    gc.context.botl |= (!Glib ^ !!xtime);
+    display.botl |= (!Glib ^ !!xtime);
     set_itimeout(&Glib, xtime);
     /* may change "(being worn)" to "(being worn; slippery)" or vice versa */
     if (uarmg)
@@ -655,7 +655,7 @@ peffect_restore_ability(struct obj *otmp)
                WEAK or worse, but that's handled via ATEMP(A_STR) now */
             if (ABASE(i) < lim) {
                 ABASE(i) = lim;
-                gc.context.botl = 1;
+                display.botl = 1;
                 /* only first found if not blessed */
                 if (!otmp->blessed)
                     break;
@@ -1232,7 +1232,7 @@ peffect_gain_energy(struct obj *otmp)
         u.uen = u.uenmax;
     else if (u.uen <= 0)
         u.uen = 0;
-    gc.context.botl = 1;
+    display.botl = 1;
     exercise(A_WIS, TRUE);
 }
 
@@ -1433,7 +1433,7 @@ healup(int nhp, int nxtra, boolean curesick, boolean cureblind)
         make_vomiting(0L, TRUE);
         make_sick(0L, (char *) 0, TRUE, SICK_ALL);
     }
-    gc.context.botl = 1;
+    display.botl = 1;
     return;
 }
 
@@ -1936,7 +1936,7 @@ potionbreathe(struct obj *obj)
                     ABASE(i)++;
                     /* only first found if not blessed */
                     isdone = !(obj->blessed);
-                    gc.context.botl = 1;
+                    display.botl = 1;
                 }
                 if (++i >= A_MAX)
                     i = 0;
@@ -1945,24 +1945,24 @@ potionbreathe(struct obj *obj)
         break;
     case POT_FULL_HEALING:
         if (Upolyd && u.mh < u.mhmax)
-            u.mh++, gc.context.botl = 1;
+            u.mh++, display.botl = 1;
         if (u.uhp < u.uhpmax)
-            u.uhp++, gc.context.botl = 1;
+            u.uhp++, display.botl = 1;
         cureblind = TRUE;
         /*FALLTHRU*/
     case POT_EXTRA_HEALING:
         if (Upolyd && u.mh < u.mhmax)
-            u.mh++, gc.context.botl = 1;
+            u.mh++, display.botl = 1;
         if (u.uhp < u.uhpmax)
-            u.uhp++, gc.context.botl = 1;
+            u.uhp++, display.botl = 1;
         if (!obj->cursed)
             cureblind = TRUE;
         /*FALLTHRU*/
     case POT_HEALING:
         if (Upolyd && u.mh < u.mhmax)
-            u.mh++, gc.context.botl = 1;
+            u.mh++, display.botl = 1;
         if (u.uhp < u.uhpmax)
-            u.uhp++, gc.context.botl = 1;
+            u.uhp++, display.botl = 1;
         if (obj->blessed)
             cureblind = TRUE;
         if (cureblind) {
@@ -1984,7 +1984,7 @@ potionbreathe(struct obj *obj)
                 else
                     u.uhp -= 5;
             }
-            gc.context.botl = 1;
+            display.botl = 1;
             exercise(A_CON, FALSE);
         }
         break;
@@ -2831,7 +2831,7 @@ split_mon(
         if (mtmp2) {
             mtmp2->mhpmax = u.mhmax / 2;
             u.mhmax -= mtmp2->mhpmax;
-            gc.context.botl = 1;
+            display.botl = 1;
             You("multiply%s!", reason);
         }
     } else {
diff --git a/src/pray.c b/src/pray.c
index 9c1fe70ea..9d040e724 100644
--- a/src/pray.c
+++ b/src/pray.c
@@ -382,7 +382,7 @@ fix_worst_trouble(int trouble)
         }
         You("can breathe again.");
         Strangled = 0;
-        gc.context.botl = 1;
+        display.botl = 1;
         break;
     case TROUBLE_LAVA:
         /* teleport should always succeed, but if not, just untrap them */
@@ -397,7 +397,7 @@ fix_worst_trouble(int trouble)
     case TROUBLE_HUNGRY:
         Your("%s feels content.", body_part(STOMACH));
         init_uhunger();
-        gc.context.botl = 1;
+        display.botl = 1;
         break;
     case TROUBLE_SICK:
         You_feel("better.");
@@ -425,14 +425,14 @@ fix_worst_trouble(int trouble)
         if (u.uhpmax > u.uhppeak)
             u.uhppeak = u.uhpmax;
         u.uhp = u.uhpmax;
-        gc.context.botl = 1;
+        display.botl = 1;
         break;
     case TROUBLE_COLLAPSING:
         /* override Fixed_abil; uncurse that if feasible */
         You_feel("%sstronger.",
                  (AMAX(A_STR) - ABASE(A_STR) > 6) ? "much " : "");
         ABASE(A_STR) = AMAX(A_STR);
-        gc.context.botl = 1;
+        display.botl = 1;
         if (Fixed_abil) {
             if ((otmp = stuck_ring(uleft, RIN_SUSTAIN_ABILITY)) != 0) {
                 if (otmp == uleft)
@@ -536,7 +536,7 @@ fix_worst_trouble(int trouble)
         for (i = 0; i < A_MAX; i++) {
             if (ABASE(i) < AMAX(i)) {
                 ABASE(i) = AMAX(i);
-                gc.context.botl = 1;
+                display.botl = 1;
             }
         }
         (void) encumber_msg();
@@ -1241,7 +1241,7 @@ pleased(aligntyp g_align)
                 u.mh = u.mhmax;
             if (ABASE(A_STR) < AMAX(A_STR)) {
                 ABASE(A_STR) = AMAX(A_STR);
-                gc.context.botl = 1; /* before potential message */
+                display.botl = 1; /* before potential message */
                 (void) encumber_msg();
             }
             if (u.uhunger < 900)
@@ -1256,7 +1256,7 @@ pleased(aligntyp g_align)
                rather than issuing a pat-on-head */
             u.ucreamed = 0;
             make_blinded(0L, TRUE);
-            gc.context.botl = 1;
+            display.botl = 1;
             break;
         case 4: {
             register struct obj *otmp;
diff --git a/src/read.c b/src/read.c
index 4fa79f6d1..6222c1b4e 100644
--- a/src/read.c
+++ b/src/read.c
@@ -1693,7 +1693,7 @@ seffect_charging(struct obj **sobjp)
             else
                 u.uen = u.uenmax; /* otherwise restore current to max  */
         }
-        gc.context.botl = 1;
+        display.botl = 1;
         return;
     }
     /* known = TRUE; -- handled inline here */
diff --git a/src/rumors.c b/src/rumors.c
index b7f6684f3..a5b2e5516 100644
--- a/src/rumors.c
+++ b/src/rumors.c
@@ -733,7 +733,7 @@ doconsult(struct monst *oracl)
         break;
     }
     money2mon(oracl, (long) u_pay);
-    gc.context.botl = 1;
+    display.botl = 1;
     if (!u.uevent.major_oracle && !u.uevent.minor_oracle)
         record_achievement(ACH_ORCL);
     add_xpts = 0; /* first oracle of each type gives experience points */
diff --git a/src/shk.c b/src/shk.c
index 81668c4fd..6519a08dd 100644
--- a/src/shk.c
+++ b/src/shk.c
@@ -124,7 +124,7 @@ money2mon(struct monst* mon, long amount)
         remove_worn_item(ygold, FALSE); /* quiver */
     freeinv(ygold);
     add_to_minv(mon, ygold);
-    gc.context.botl = 1;
+    display.botl = 1;
     return amount;
 }
 
@@ -158,7 +158,7 @@ money2u(struct monst* mon, long amount)
         dropy(mongold);
     } else {
         addinv(mongold);
-        gc.context.botl = 1;
+        display.botl = 1;
     }
 }
 
@@ -1179,7 +1179,7 @@ pay(long tmp, register struct monst* shkp)
         money2mon(shkp, balance);
     else if (balance < 0)
         money2u(shkp, -balance);
-    gc.context.botl = 1;
+    display.botl = 1;
     if (robbed) {
         robbed -= tmp;
         if (robbed < 0)
@@ -1674,7 +1674,7 @@ dopay(void)
                 eshkp->debit = 0L;
                 eshkp->loan = 0L;
                 You("pay that debt.");
-                gc.context.botl = 1;
+                display.botl = 1;
             } else {
                 dtmp -= eshkp->credit;
                 eshkp->credit = 0L;
@@ -1683,7 +1683,7 @@ dopay(void)
                 eshkp->loan = 0L;
                 pline("That debt is partially offset by your credit.");
                 You("pay the remainder.");
-                gc.context.botl = 1;
+                display.botl = 1;
             }
             paid = TRUE;
         }
@@ -2098,14 +2098,14 @@ inherits(
                 eshkp->robbed = 0L;
             if (umoney > 0L) {
                 money2mon(shkp, umoney);
-                gc.context.botl = 1;
+                display.botl = 1;
             }
             if (!silently)
                 pline("%s %s all your possessions.", Shknam(shkp), takes);
             taken = TRUE;
         } else {
             money2mon(shkp, loss);
-            gc.context.botl = 1;
+            display.botl = 1;
             if (!silently)
                 pline("%s %s the %ld %s %sowed %s.", Shknam(shkp),
                       takes, loss, currency(loss),
@@ -4730,7 +4730,7 @@ pay_for_damage(const char *dmgstr, boolean cant_mollify)
         cost_of_damage = check_credit(cost_of_damage, shkp);
         if (cost_of_damage > 0L) {
             money2mon(shkp, cost_of_damage);
-            gc.context.botl = 1;
+            display.botl = 1;
         }
         pline("Mollified, %s accepts your restitution.", shkname(shkp));
         /* move shk back to his home loc */
diff --git a/src/sit.c b/src/sit.c
index d297aaa88..7d6dfeb9d 100644
--- a/src/sit.c
+++ b/src/sit.c
@@ -28,7 +28,7 @@ take_gold(void)
         You_feel("a strange sensation.");
     } else {
         You("notice you have no gold!");
-        gc.context.botl = 1;
+        display.botl = 1;
     }
 }
 
@@ -69,7 +69,7 @@ throne_sit_effect(void)
             make_blinded(0L, TRUE);
             make_sick(0L, (char *) 0, FALSE, SICK_ALL);
             heal_legs(0);
-            gc.context.botl = 1;
+            display.botl = 1;
             break;
         case 5:
             take_gold();
diff --git a/src/spell.c b/src/spell.c
index 786772863..783cde3d4 100644
--- a/src/spell.c
+++ b/src/spell.c
@@ -1203,7 +1203,7 @@ spelleffects_check(int spell, int *res, int *energy)
         u.uen -= rnd(*energy);
         if (u.uen < 0)
             u.uen = 0;
-        gc.context.botl = 1;
+        display.botl = 1;
         *res = ECMD_TIME;
         return TRUE;
     } else if (spellknow(spell) <= KEEN / 200) { /* 100 turns left */
@@ -1246,7 +1246,7 @@ spelleffects_check(int spell, int *res, int *energy)
         u.uen -= rnd(2 * *energy);
         if (u.uen < 0)
             u.uen = 0;
-        gc.context.botl = 1;
+        display.botl = 1;
         *res = ECMD_TIME; /* time is used even if spell doesn't get cast */
     }
 
@@ -1320,7 +1320,7 @@ spelleffects_check(int spell, int *res, int *energy)
     if (confused || (rnd(100) > chance)) {
         You("fail to cast the spell correctly.");
         u.uen -= *energy / 2;
-        gc.context.botl = 1;
+        display.botl = 1;
         *res = ECMD_TIME;
         return TRUE;
     }
@@ -1343,7 +1343,7 @@ spelleffects(int spell_otyp, boolean atme, boolean force)
         return res;
 
     u.uen -= energy;
-    gc.context.botl = 1;
+    display.botl = 1;
     exercise(A_WIS, TRUE);
     /* pseudo is a temporary "false" object containing the spell stats */
     pseudo = mksobj(force ? spell : spellid(spell), FALSE, FALSE);
diff --git a/src/steal.c b/src/steal.c
index f37baf28b..7a65d9c77 100644
--- a/src/steal.c
+++ b/src/steal.c
@@ -123,7 +123,7 @@ stealgold(register struct monst* mtmp)
         if (!tele_restrict(mtmp))
             (void) rloc(mtmp, RLOC_MSG);
         monflee(mtmp, 0, FALSE, FALSE);
-        gc.context.botl = 1;
+        display.botl = 1;
     }
 }
 
diff --git a/src/steed.c b/src/steed.c
index 2386d856c..d75cd8e22 100644
--- a/src/steed.c
+++ b/src/steed.c
@@ -366,7 +366,7 @@ mount_steed(
     }
     remove_monster(mtmp->mx, mtmp->my);
     teleds(mtmp->mx, mtmp->my, TELEDS_ALLOW_DRAG);
-    gc.context.botl = TRUE;
+    display.botl = TRUE;
     return TRUE;
 }
 
@@ -797,11 +797,11 @@ dismount_steed(
         gi.in_steed_dismounting = TRUE;
         (void) float_down(0L, W_SADDLE);
         gi.in_steed_dismounting = FALSE;
-        gc.context.botl = TRUE;
+        display.botl = TRUE;
         (void) encumber_msg();
         gv.vision_full_recalc = 1;
     } else
-        gc.context.botl = TRUE;
+        display.botl = TRUE;
     /* polearms behave differently when not mounted */
     if (uwep && is_pole(uwep))
         gu.unweapon = TRUE;
diff --git a/src/teleport.c b/src/teleport.c
index a6bfb359e..433413ed1 100644
--- a/src/teleport.c
+++ b/src/teleport.c
@@ -1083,7 +1083,7 @@ dotele(
         } else {
             /* bypassing spelleffects(); apply energy cost directly */
             u.uen -= energy;
-            gc.context.botl = 1;
+            display.botl = 1;
         }
     }
 
diff --git a/src/timeout.c b/src/timeout.c
index 843183ae4..dca771d13 100644
--- a/src/timeout.c
+++ b/src/timeout.c
@@ -550,7 +550,7 @@ done_timeout(int how, int which)
 
     /* life-saved */
     *intrinsic_p &= ~I_SPECIAL;
-    gc.context.botl = TRUE;
+    display.botl = TRUE;
 }
 
 void
@@ -716,7 +716,7 @@ nh_timeout(void)
             case DEAF:
                 set_itimeout(&HDeaf, 1L);
                 make_deaf(0L, TRUE);
-                gc.context.botl = TRUE;
+                display.botl = TRUE;
                 if (!Deaf)
                     stop_occupation();
                 break;
@@ -769,7 +769,7 @@ nh_timeout(void)
             case FLYING:
                 /* timed Flying is via #wizintrinsic only */
                 if (was_flying && !Flying) {
-                    gc.context.botl = 1;
+                    display.botl = 1;
                     You("land.");
                     spoteffects(TRUE);
                 }
@@ -915,7 +915,7 @@ fall_asleep(int how_long, boolean wakeup_msg)
         /* 3.7: how_long is negative so wasn't actually incrementing the
            deafness timeout when it used to be passed as-is */
         incr_itimeout(&HDeaf, abs(how_long));
-        gc.context.botl = TRUE;
+        display.botl = TRUE;
         ga.afternmv = Hear_again; /* this won't give any messages */
     }
 #endif
@@ -1808,7 +1808,7 @@ do_storms(void)
         Soundeffect(se_kaboom_boom_boom, 80);
         pline("Kaboom!!!  Boom!!  Boom!!");
         incr_itimeout(&HDeaf, rn1(20, 30));
-        gc.context.botl = TRUE;
+        display.botl = TRUE;
         if (!u.uinvulnerable) {
             stop_occupation();
             nomul(-3);
diff --git a/src/trap.c b/src/trap.c
index bead72fae..f534e6b98 100644
--- a/src/trap.c
+++ b/src/trap.c
@@ -989,7 +989,7 @@ set_utrap(unsigned int tim, unsigned int typ)
        have already set u.utrap to 0 so this check won't be sufficient
        in that situation; caller will need to set context.botl itself */
     if (!u.utrap ^ !tim)
-        gc.context.botl = TRUE;
+        display.botl = TRUE;
 
     u.utrap = tim;
     u.utraptype = tim ? typ : TT_NONE;
@@ -3662,7 +3662,7 @@ mselftouch(
 void
 float_up(void)
 {
-    gc.context.botl = TRUE;
+    display.botl = TRUE;
     if (u.utrap) {
         if (u.utraptype == TT_PIT) {
             reset_utrap(FALSE);
@@ -3775,7 +3775,7 @@ float_down(
         (void) encumber_msg(); /* carrying capacity might have changed */
         return 0;
     }
-    gc.context.botl = TRUE;
+    display.botl = TRUE;
     nomul(0); /* stop running or resting */
     if (BFlying) {
         /* controlled flight no longer overridden by levitation */
@@ -4000,24 +4000,24 @@ dofiretrap(
         if (alt > num)
             num = alt;
         if (u.mhmax > mons[u.umonnum].mlevel)
-            u.mhmax -= rn2(min(u.mhmax, num + 1)), gc.context.botl = TRUE;
+            u.mhmax -= rn2(min(u.mhmax, num + 1)), display.botl = TRUE;
         if (u.mh > u.mhmax)
-            u.mh = u.mhmax, gc.context.botl = TRUE;
+            u.mh = u.mhmax, display.botl = TRUE;
         monstunseesu(M_SEEN_FIRE);
     } else {
         int uhpmin = minuhpmax(1), olduhpmax = u.uhpmax;
 
         num = d(2, 4);
         if (u.uhpmax > uhpmin) {
-            u.uhpmax -= rn2(min(u.uhpmax, num + 1)), gc.context.botl = TRUE;
+            u.uhpmax -= rn2(min(u.uhpmax, num + 1)), display.botl = TRUE;
         } /* note: no 'else' here */
         if (u.uhpmax < uhpmin) {
-            setuhpmax(min(olduhpmax, uhpmin)); /* sets gc.context.botl */
+            setuhpmax(min(olduhpmax, uhpmin)); /* sets display.botl */
             if (!Drain_resistance)
                 losexp(NULL); /* never fatal when 'drainer' is Null */
         }
         if (u.uhp > u.uhpmax)
-            u.uhp = u.uhpmax, gc.context.botl = TRUE;
+            u.uhp = u.uhpmax, display.botl = TRUE;
         monstunseesu(M_SEEN_FIRE);
     }
     if (!num)
@@ -4064,12 +4064,12 @@ domagictrap(void)
             Soundeffect(se_deafening_roar_atmospheric, 100);
             You_hear("a deafening roar!");
             incr_itimeout(&HDeaf, rn1(20, 30));
-            gc.context.botl = TRUE;
+            display.botl = TRUE;
         } else {
             /* magic vibrations still hit you */
             You_feel("rankled.");
             incr_itimeout(&HDeaf, rn1(5, 15));
-            gc.context.botl = TRUE;
+            display.botl = TRUE;
         }
         while (cnt--)
             (void) makemon((struct permonst *) 0, u.ux, u.uy, NO_MM_FLAGS);
@@ -4938,7 +4938,7 @@ drain_en(int n, boolean max_already_drained)
         /* energy is completely gone */
         if (u.uen || u.uenmax) { /* paranoia */
             u.uen = u.uenmax = 0;
-            gc.context.botl = TRUE;
+            display.botl = TRUE;
         }
         mesg = "momentarily lethargic";
     } else {
@@ -4961,7 +4961,7 @@ drain_en(int n, boolean max_already_drained)
                and then we throttled the loss being applied to current */
             u.uen = u.uenmax;
         }
-        gc.context.botl = TRUE;
+        display.botl = TRUE;
     }
     /* after manipulating u.uen,uenmax and setting context.botl, so
        that You_feel() -> pline() will update status before the message */
diff --git a/src/uhitm.c b/src/uhitm.c
index ccd75a343..0baec6abb 100644
--- a/src/uhitm.c
+++ b/src/uhitm.c
@@ -3988,7 +3988,7 @@ mhitm_ad_phys(
                         exercise(A_STR, FALSE);
                     /* inflict damage now; we know it can't be fatal */
                     u.mh -= tmp;
-                    gc.context.botl = 1;
+                    display.botl = 1;
                     mhm->damage = 0; /* don't inflict more damage below */
                     if (cloneu())
                         You("divide as %s hits you!", mon_nam(magr));
@@ -4218,7 +4218,7 @@ mhitm_ad_heal(
                 exercise(A_CON, TRUE);
             if (Sick)
                 make_sick(0L, (char *) 0, FALSE, SICK_ALL);
-            gc.context.botl = 1;
+            display.botl = 1;
             if (goaway) {
                 mongone(magr);
                 mhm->done = TRUE;
diff --git a/src/wield.c b/src/wield.c
index 6920c9433..8a3646737 100644
--- a/src/wield.c
+++ b/src/wield.c
@@ -114,7 +114,7 @@ setuwep(struct obj *obj)
     if (uwep == obj
         && (u_wield_art(ART_OGRESMASHER)
             || is_art(olduwep, ART_OGRESMASHER)))
-        gc.context.botl = 1;
+        display.botl = 1;
     /* Note: Explicitly wielding a pick-axe will not give a "bashing"
      * message.  Wielding one via 'a'pplying it will.
      * 3.2.2:  Wielding arbitrary objects will give bashing message too.
@@ -262,7 +262,7 @@ ready_weapon(struct obj *wep)
         }
     }
     if ((had_wep != (uwep != 0)) && condtests[bl_bareh].enabled)
-        gc.context.botl = 1;
+        display.botl = 1;
     return res;
 }
 
diff --git a/src/zap.c b/src/zap.c
index 64583a138..adfae3490 100644
--- a/src/zap.c
+++ b/src/zap.c
@@ -1197,19 +1197,19 @@ cancel_item(struct obj *obj)
         case RIN_GAIN_STRENGTH:
             if ((obj->owornmask & W_RING) != 0L) {
                 ABON(A_STR) -= obj->spe;
-                gc.context.botl = TRUE;
+                display.botl = TRUE;
             }
             break;
         case RIN_GAIN_CONSTITUTION:
             if ((obj->owornmask & W_RING) != 0L) {
                 ABON(A_CON) -= obj->spe;
-                gc.context.botl = TRUE;
+                display.botl = TRUE;
             }
             break;
         case RIN_ADORNMENT:
             if ((obj->owornmask & W_RING) != 0L) {
                 ABON(A_CHA) -= obj->spe;
-                gc.context.botl = TRUE;
+                display.botl = TRUE;
             }
             break;
         case RIN_INCREASE_ACCURACY:
@@ -1222,24 +1222,24 @@ cancel_item(struct obj *obj)
             break;
         case RIN_PROTECTION:
             if ((obj->owornmask & W_RING) != 0L)
-                gc.context.botl = TRUE;
+                display.botl = TRUE;
             break;
         case GAUNTLETS_OF_DEXTERITY:
             if ((obj->owornmask & W_ARMG) != 0L) {
                 ABON(A_DEX) -= obj->spe;
-                gc.context.botl = TRUE;
+                display.botl = TRUE;
             }
             break;
         case HELM_OF_BRILLIANCE:
             if ((obj->owornmask & W_ARMH) != 0L) {
                 ABON(A_INT) -= obj->spe;
                 ABON(A_WIS) -= obj->spe;
-                gc.context.botl = TRUE;
+                display.botl = TRUE;
             }
             break;
         default:
             if ((obj->owornmask & W_ARMOR) != 0L) /* AC */
-                gc.context.botl = TRUE;
+                display.botl = TRUE;
             break;
         }
     }
@@ -1337,19 +1337,19 @@ drain_item(struct obj *obj, boolean by_you)
     case RIN_GAIN_STRENGTH:
         if ((obj->owornmask & W_RING) && u_ring) {
             ABON(A_STR)--;
-            gc.context.botl = 1;
+            display.botl = 1;
         }
         break;
     case RIN_GAIN_CONSTITUTION:
         if ((obj->owornmask & W_RING) && u_ring) {
             ABON(A_CON)--;
-            gc.context.botl = 1;
+            display.botl = 1;
         }
         break;
     case RIN_ADORNMENT:
         if ((obj->owornmask & W_RING) && u_ring) {
             ABON(A_CHA)--;
-            gc.context.botl = 1;
+            display.botl = 1;
         }
         break;
     case RIN_INCREASE_ACCURACY:
@@ -1362,25 +1362,25 @@ drain_item(struct obj *obj, boolean by_you)
         break;
     case RIN_PROTECTION:
         if (u_ring)
-            gc.context.botl = 1; /* bot() will recalc u.uac */
+            display.botl = 1; /* bot() will recalc u.uac */
         break;
     case HELM_OF_BRILLIANCE:
         if ((obj->owornmask & W_ARMH) && (obj == uarmh)) {
             ABON(A_INT)--;
             ABON(A_WIS)--;
-            gc.context.botl = 1;
+            display.botl = 1;
         }
         break;
     case GAUNTLETS_OF_DEXTERITY:
         if ((obj->owornmask & W_ARMG) && (obj == uarmg)) {
             ABON(A_DEX)--;
-            gc.context.botl = 1;
+            display.botl = 1;
         }
         break;
     default:
         break;
     }
-    if (gc.context.botl)
+    if (display.botl)
         bot();
     if (carried(obj))
         update_inventory();
@@ -3047,7 +3047,7 @@ cancel_monst(struct monst *mdef, struct obj *obj, boolean youattack,
             cancel_item(otmp);
 
         if (youdefend) {
-            gc.context.botl = 1; /* potential AC change */
+            display.botl = 1; /* potential AC change */
             find_ac();
             /* update_inventory(); -- handled by caller */
         }
diff --git a/win/tty/wintty.c b/win/tty/wintty.c
index 45de400e8..3c98f253b 100644
--- a/win/tty/wintty.c
+++ b/win/tty/wintty.c
@@ -1067,11 +1067,11 @@ tty_clear_nhwindow(winid window)
             cw->data[i][n - 1] = '\0';
             /*finalx[i][NOW] = finalx[i][BEFORE] = 0;*/
         }
-        gc.context.botlx = 1;
+        display.botlx = 1;
         break;
     case NHW_MAP:
         /* cheap -- clear the whole thing and tell nethack to redraw botl */
-        gc.context.botlx = 1;
+        display.botlx = 1;
         /*FALLTHRU*/
     case NHW_BASE:
         /* if erasing_tty_screen is True, calling sequence is
@@ -2259,7 +2259,7 @@ tty_putstr(winid window, int attr, const char *str)
 #ifndef STATUS_HILITES
     case NHW_STATUS:
         ob = &cw->data[cw->cury][j = cw->curx];
-        if (gc.context.botlx)
+        if (display.botlx)
             *ob = '\0';
         if (!cw->cury && (int) strlen(str) >= CO) {
             /* the characters before "St:" are unnecessary */
@@ -2270,7 +2270,7 @@ tty_putstr(winid window, int attr, const char *str)
         nb = str;
         for (i = cw->curx + 1, n0 = cw->cols; i < n0; i++, nb++) {
             if (!*nb) {
-                if (*ob || gc.context.botlx) {
+                if (*ob || display.botlx) {
                     /* last char printed may be in middle of line */
                     tty_curs(WIN_STATUS, i, cw->cury);
                     cl_end();
@@ -3653,7 +3653,7 @@ docorner(
     if (ymax >= (int) wins[WIN_STATUS]->offy
         && !ystart_between_menu_pages) {
         /* we have wrecked the bottom line */
-        gc.context.botlx = 1;
+        display.botlx = 1;
         bot();
     }
 }