===================================================================
RCS file: /cvs/mandoc/configure,v
retrieving revision 1.12
retrieving revision 1.14
diff -u -p -r1.12 -r1.14
--- mandoc/configure	2014/08/16 23:04:25	1.12
+++ mandoc/configure	2014/08/28 10:38:06	1.14
@@ -253,7 +253,7 @@ cat << __HEREDOC__
 #define MANDOC_CONFIG_H
 
 #if defined(__linux__) || defined(__MINT__)
-#define _GNU_SOURCE /* getsubopt(), strcasestr(), strptime() */
+#define _GNU_SOURCE	/* See test-*.c what needs this. */
 #endif
 
 __HEREDOC__
@@ -305,10 +305,8 @@ __HEREDOC__
 [ ${HAVE_FGETLN} -eq 0 ] && \
 	echo "extern	char	 *fgetln(FILE *, size_t *);"
 
-if [ ${HAVE_GETSUBOPT} -eq 0 ]; then
+[ ${HAVE_GETSUBOPT} -eq 0 ] && \
 	echo "extern	int	  getsubopt(char **, char * const *, char **);"
-	echo "extern	char	 *suboptarg;"
-fi
 
 [ ${HAVE_REALLOCARRAY} -eq 0 ] && \
 	echo "extern	void	 *reallocarray(void *, size_t, size_t);"