Use TRUE or FALSE for booleans

src/cmd.c

@@ -802,7 +802,7 @@ extcmd_via_menu(void)
       "Exceeded %d extended commands in doextcmd() menu; 'extmenu' disabled.",
                                MAX_EXT_CMD);
 #endif /* NH_DEVEL_STATUS != NH_STATUS_RELEASED */
-                    iflags.extmenu = 0;
+                    iflags.extmenu = FALSE;
                     return -1;
                 }
             }

src/end.c

@@ -880,7 +880,7 @@ panic VA_DECL(const char *, str)
         if (soundprocs.sound_exit_nhsound)
             (*soundprocs.sound_exit_nhsound)("panic");
         exit_nhwindows((char *) 0);
-        iflags.window_inited = 0; /* they're gone; force raw_print()ing */
+        iflags.window_inited = FALSE; /* they're gone; force raw_print()ing */
     }
 
     raw_print(gp.program_state.gameover
@@ -1611,7 +1611,7 @@ really_done(int how)
         done_stopprint++;
 #endif
     /* render vision subsystem inoperative */
-    iflags.vision_inited = 0;
+    iflags.vision_inited = FALSE;
 
     /* maybe use up active invent item(s), place thrown/kicked missile,
        deal with ball and chain possibly being temporarily off the map */
@@ -1839,7 +1839,7 @@ really_done(int how)
         if (WIN_INVEN != WIN_ERR) {
             destroy_nhwindow(WIN_INVEN),  WIN_INVEN = WIN_ERR;
             /* precaution in case any late update_inventory() calls occur */
-            iflags.perm_invent = 0;
+            iflags.perm_invent = FALSE;
         }
         display_nhwindow(WIN_MESSAGE, TRUE);
         destroy_nhwindow(WIN_MAP),  WIN_MAP = WIN_ERR;

src/exper.c

@@ -199,7 +199,7 @@ more_experienced(register int exper, register int rexp)
 #endif
     }
     if (u.urexp >= (Role_if(PM_WIZARD) ? 1000 : 2000))
-        flags.beginner = 0;
+        flags.beginner = FALSE;
 }
 
 /* e.g., hit by drain life attack */

src/u_init.c

@@ -606,7 +606,7 @@ u_init(void)
     struct u_roleplay tmpuroleplay = u.uroleplay; /* set by rcfile options */
 
     flags.female = flags.initgend;
-    flags.beginner = 1;
+    flags.beginner = TRUE;
 
     /* zero u, including pointer values --
      * necessary when aborting from a failed restore */

src/vision.c

@@ -255,7 +255,7 @@ vision_reset(void)
         }
     }
 
-    iflags.vision_inited = 1; /* vision is ready */
+    iflags.vision_inited = TRUE; /* vision is ready */
     gv.vision_full_recalc = 1;   /* we want to run vision_recalc() */
 }
 

src/windows.c

@@ -652,7 +652,7 @@ hup_exit_nhwindows(const char *lastgasp)
         (*previnterface_exit_nhwindows)(lastgasp);
         previnterface_exit_nhwindows = 0;
     }
-    iflags.window_inited = 0;
+    iflags.window_inited = FALSE;
 }
 
 static int
@@ -691,7 +691,7 @@ hup_getlin(const char *prompt UNUSED, char *outbuf)
 static void
 hup_init_nhwindows(int *argc_p UNUSED, char **argv UNUSED)
 {
-    iflags.window_inited = 1;
+    iflags.window_inited = TRUE;
 }
 
 /*ARGUSED*/