Joren l'Ami's fixes to includes for gcc

include/minix/sys_config.h

@@ -13,7 +13,7 @@
 #define _MACHINE_MACINTOSH         62	/* Apple Macintosh (68000) */
 
 /* Word size in bytes (a constant equal to sizeof(int)). */
-#if __ACK__
+#if __ACK__ || __GNUC__
 #define _WORD_SIZE	_EM_WSIZE
 #define _PTR_SIZE	_EM_WSIZE
 #endif

include/setjmp.h

@@ -84,7 +84,7 @@
 #define _SETJMP_SAVES_REGS 1
 #endif
 #ifdef __GNUC__
-#define _SETJMP_SYMBOL 0
+#define _SETJMP_SYMBOL 1
 #define _SETJMP_SAVES_REGS 1
 #endif
 
@@ -119,7 +119,11 @@ _PROTOTYPE(void _longjmp, (jmp_buf _env, int _val)			);
 
 #ifdef _POSIX_SOURCE
 typedef jmp_buf sigjmp_buf;
+#ifdef __GNUC__
+#define siglongjmp longjmp
+#else
 _PROTOTYPE( void siglongjmp, (sigjmp_buf _env, int _val)		);
+#endif
 
 #define sigsetjmp(env, savemask) __setjmp((env), (savemask))
 #endif /* _POSIX_SOURCE */

include/stdio.h

@@ -36,6 +36,7 @@ typedef struct __iobuf {
 #define	_IOREADING	0x080
 #define	_IOWRITING	0x100
 #define	_IOAPPEND	0x200
+#define _IOFIFO		0x400
 
 /* The following definitions are also in <unistd.h>. They should not
  * conflict.