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Diffstat (limited to 'Build/source/libs/potrace/potrace-src/src/backend_eps.c')
-rw-r--r--Build/source/libs/potrace/potrace-src/src/backend_eps.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/Build/source/libs/potrace/potrace-src/src/backend_eps.c b/Build/source/libs/potrace/potrace-src/src/backend_eps.c
index 8cfb91ef218..d1f0cf3bec9 100644
--- a/Build/source/libs/potrace/potrace-src/src/backend_eps.c
+++ b/Build/source/libs/potrace/potrace-src/src/backend_eps.c
@@ -8,7 +8,13 @@
output. Postscript compression is optionally supplied via the
functions in flate.c. */
-#define _XOPEN_SOURCE 500
+#ifndef _POSIX_C_SOURCE
+#define _POSIX_C_SOURCE 200809L
+#endif
+
+#ifndef _NETBSD_SOURCE
+#define _NETBSD_SOURCE 1
+#endif
#ifdef HAVE_CONFIG_H
#include <config.h>