Partial fix for problem reported by Don Bowman.

	* frame.c, libgcc2.c (stdlib.h, unistd.h): Don't include when
	inhibit_libc is defined.

From-SVN: r19390

gcc/ChangeLog

 1998-04-23  Jim Wilson  <wilson@cygnus.com>
 
+	* frame.c, libgcc2.c (stdlib.h, unistd.h): Don't include when
+	inhibit_libc is defined.
+
 	* c-aux-info.c (gen_type): Use DECL_NAME only for TYPE_DECL.
 
 Thu Apr 23 19:09:33 1998  Jim Wilson  <wilson@cygnus.com>

gcc/frame.c

@@ -33,9 +33,15 @@ Boston, MA 02111-1307, USA.  */
 
 #include "tconfig.h"
 
+/* We disable this when inhibit_libc, so that gcc can still be built without
+   needing header files first.  */
+/* ??? This is not a good solution, since prototypes may be required in
+   some cases for correct code.  See also libgcc2.c.  */
+#ifndef inhibit_libc
 /* fixproto guarantees these system headers exist. */
 #include <stdlib.h>
 #include <unistd.h>
+#endif
 
 #include "defaults.h"
 

gcc/libgcc2.c

@@ -32,9 +32,15 @@ Boston, MA 02111-1307, USA.  */
 
 #include "tconfig.h"
 
+/* We disable this when inhibit_libc, so that gcc can still be built without
+   needing header files first.  */
+/* ??? This is not a good solution, since prototypes may be required in
+   some cases for correct code.  See also frame.c.  */
+#ifndef inhibit_libc
 /* fixproto guarantees these system headers exist. */
 #include <stdlib.h>
 #include <unistd.h>
+#endif
 
 #include "machmode.h"
 #include "defaults.h"