(_ALL_SOURCE): Don't redefine if already defined.

89149b9f · Karl Heuer · 3395eec7 · 89149b9f
Commit 89149b9f authored Sep 18, 1994 by Karl Heuer
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src/config.in src/config.in +2 -0

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--- a/src/config.in
+++ b/src/config.in
@@ -90,7 +90,9 @@ and this notice must be preserved on all copies.  */

 /* Some things figured out by the configure script, grouped as they are in
   configure.in.  */
+#ifndef _ALL_SOURCE  /* suppress warning if this is pre-defined */
 #undef _ALL_SOURCE
+#endif
 #undef HAVE_SYS_TIMEB_H
 #undef HAVE_SYS_TIME_H
 #undef HAVE_UNISTD_H