Remove built-in speaker support

The changes to amiga, mac and msdos builds are untested.

include/extern.h

@@ -1106,10 +1106,6 @@ E int FDECL(macunlink, (const char *));
 
 E boolean NDECL(authorize_wizard_mode);
 
-/* ### macsnd.c ### */
-
-E void FDECL(mac_speaker, (struct obj *, char *));
-
 /* ### macunix.c ### */
 
 E void FDECL(regularize, (char *));
@@ -2309,12 +2305,6 @@ E void NDECL(sys_early_init);
 E void NDECL(sysopt_release);
 E void FDECL(sysopt_seduce_set, (int));
 
-/* ### sys/msdos/sound.c ### */
-
-#ifdef MSDOS
-E int FDECL(assign_soundcard, (char *));
-#endif
-
 /* ### sp_lev.c ### */
 
 E boolean FDECL(check_room, (xchar *, xchar *, xchar *, xchar *, BOOLEAN_P));

include/mactty.h

@@ -304,10 +304,6 @@ extern short clear_tty_window(WindowPtr window, short from_row,
 extern short get_invalid_region(WindowPtr window, Rect *inval_rect);
 extern short set_invalid_region(WindowPtr window, Rect *inval_rect);
 
-/*
- * Now in macsnd.c, which seemed like a good place
- */
-extern void tty_nhbell();
 
 #if EXTENDED_SUPPORT
 

include/pcconf.h

@@ -38,10 +38,6 @@
 
 #define SHELL /* via exec of COMMAND.COM */
 
-#ifdef __BORLANDC__
-#define PCMUSIC /* Music option, enable very basic pc speaker music notes */
-#endif
-
 /*
  * Screen control options
  *
@@ -153,9 +149,6 @@
 
 #define TIMED_DELAY /* enable the `timed_delay' run-time option */
 
-#ifdef PCMUSIC
-#define TIMED_DELAY /* need it anyway */
-#endif
 #define NOCWD_ASSUMPTIONS /* Allow paths to be specified for HACKDIR,      \
                              LEVELDIR, SAVEDIR, BONESDIR, DATADIR,         \
                              SCOREDIR, LOCKDIR, CONFIGDIR, and TROUBLEDIR. \

include/unixconf.h

@@ -85,12 +85,6 @@
 /* #define RANDOM */ /* if neither random/srandom nor lrand48/srand48
                         is available from your system */
 
-/* see sys/unix/snd86unx.shr for more information on these */
-/* #define UNIX386MUSIC */ /* play real music through speaker on systems
-                              with music driver installed */
-/* #define VPIX_MUSIC */   /* play real music through speaker on systems
-                              with built-in VPIX support */
-
 /*
  * The next two defines are intended mainly for the Andrew File System,
  * which does not allow hard links.  If NO_FILE_LINKS is defined, lock files