* lib/defines.h: Do not include <config.h>. This complicate

undefining some configuration macros when the file is included
	multiple times.
	* libmisc/xgetXXbyYY.c, libmisc/xgetpwnam.c, libmisc/xgetpwuid.c,
	libmisc/xgetgrgid.c, libmisc/xgetgrnam.c, libmisc/xgetspnam.c:
	Include <config.h> from teh compiled C file, not the included
	getXXbyYY.c.

lib/defines.h

@@ -4,8 +4,6 @@
 #ifndef _DEFINES_H_
 #define _DEFINES_H_
 
-#include <config.h>
-
 #if HAVE_STDBOOL_H
 # include <stdbool.h>
 #else