From 51cb96ac2984c1ca195a6a2c6d8bdd4da8084943 Mon Sep 17 00:00:00 2001
From: Miles Bader <miles@gnu.org>
Date: Thu, 13 Feb 1997 03:03:31 +0000
Subject: (_GNU_SOURCE): New macro. [!isblank] (isblank): New macro. <ctype.h>:
 New include.

---
 libshouldbeinlibc/argp-fmtstream.c | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'libshouldbeinlibc/argp-fmtstream.c')

diff --git a/libshouldbeinlibc/argp-fmtstream.c b/libshouldbeinlibc/argp-fmtstream.c
index 042b10be..3f6474a0 100644
--- a/libshouldbeinlibc/argp-fmtstream.c
+++ b/libshouldbeinlibc/argp-fmtstream.c
@@ -22,16 +22,25 @@
 /* This package emulates glibc `line_wrap_stream' semantics for systems that
    don't have that.  */
 
+/* Get some gnu features: isblank, vsnprintf  */
+#undef _GNU_SOURCE
+#define _GNU_SOURCE
+
 #include <stdlib.h>
 #include <string.h>
 #include <errno.h>
 #include <stdarg.h>
+#include <ctype.h>
 
 #include "argp-fmtstream.h"
 #include "argp-namefrob.h"
 
 #ifndef ARGP_FMTSTREAM_USE_LINEWRAP
 
+#ifndef isblank
+#define isblank(ch) ((ch)==' ' || (ch)=='\t')
+#endif
+
 #define INIT_BUF_SIZE 200
 #define PRINTF_SIZE_GUESS 150
 
-- 
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