* command.c (shell_escape, make_command, _initialze_command):

don't create or use fork if CANT_FORK is defined.
	* serial.h, ser-go32.c: now compiles, but "the obvious problems of
	code written for the IBM PC" remain.
	* xm-go32.h: define CANT_FORK

gdb/command.c

@@ -1136,6 +1136,7 @@ cmd_show_list (list, from_tty, prefix)
   }
 }
 
+#ifndef CANT_FORK
 /* ARGSUSED */
 static void
 shell_escape (arg, from_tty)
@@ -1171,7 +1172,9 @@ shell_escape (arg, from_tty)
   else
     error ("Fork failed");
 }
+#endif
 
+#ifndef CANT_FORK
 static void
 make_command (arg, from_tty)
      char *arg;
@@ -1190,6 +1193,7 @@ make_command (arg, from_tty)
   
   shell_escape (p, from_tty);
 }
+#endif
 
 static void
 show_user_1 (c, stream)
@@ -1239,13 +1243,15 @@ show_user (args, from_tty)
 void
 _initialize_command ()
 {
+#ifndef CANT_FORK
   add_com ("shell", class_support, shell_escape,
 	   "Execute the rest of the line as a shell command.  \n\
 With no arguments, run an inferior shell.");
-
+#endif
+#ifndef CANT_FORK
   add_com ("make", class_support, make_command,
 	   "Run the ``make'' program using the rest of the line as arguments.");
-
+#endif
   add_cmd ("user", no_class, show_user, 
 	   "Show definitions of user defined commands.\n\
 Argument is the name of the user defined command.\n\