MSDOS autocompletion fix

sys/msdos/vidtxt.c

@@ -126,21 +126,12 @@ txt_backsp()
 
 	int86(DOS_EXT_FUNC, &regs, &regs);
 
-	txt_xputc(' ',attrib_text_normal);
-
-	regs.h.dl = 0x01;		  /* one column */
-	regs.h.ah = CURSOR_LEFT;
-	regs.h.cl = DIRECT_CON_IO;
-
-	(void) int86(DOS_EXT_FUNC, &regs, &regs);
 #  else
 	int col,row;
 
 	txt_get_cursor(&col, &row);
 	if (col > 0) col = col-1;
 	txt_gotoxy(col,row);
-	txt_xputc(' ',attrib_text_normal);
-	txt_gotoxy(col,row);
 #  endif
 }
 

sys/msdos/vidvga.c

@@ -228,8 +228,6 @@ vga_backsp()
 
 	if (col > 0) col = col-1;
 	vga_gotoloc(col,row);
-	vga_xputc(' ',g_attribute);
-	vga_gotoloc(col,row);
 }
 
 # endif /* OVLB */

win/tty/getline.c

@@ -6,7 +6,7 @@
 
 #ifdef TTY_GRAPHICS
 
-#if !defined(MSDOS) && !defined(MAC)
+#if !defined(MAC)
 #define NEWAUTOCOMP
 #endif
 

win/tty/wintty.c

@@ -686,17 +686,11 @@ tty_askname()
 			if(ct) {
 				ct--;
 #if defined(MICRO) || defined(WIN32CON)
-# if defined(WIN32CON)
+# if defined(WIN32CON) || defined(MSDOS)
 				backsp();       /* \b is visible on NT */
 				(void) putchar(' ');
 				backsp();
 # else
-#  if defined(MSDOS)
-				if (iflags.grmode) {
-					backsp();
-				} else
-
-#  endif
 				msmsg("\b \b");
 # endif
 #else