Avoid implicit declaration of function ‘syscall’ with -std=c89

diff --git a/expat/lib/xmlparse.c b/expat/lib/xmlparse.c
index 081c786353d574cc80d81531e6f079b29759110e..3eea5bc428d5d01902e94efd7edca5017083d2df 100644 (file)
--- a/expat/lib/xmlparse.c
+++ b/expat/lib/xmlparse.c
@@ -2,6 +2,8 @@
    See the file COPYING for copying permission.
 */
 
+#define _GNU_SOURCE                     /* syscall prototype */
+
 #include <stddef.h>
 #include <string.h>                     /* memset(), memcpy() */
 #include <assert.h>