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-rw-r--r--src/libstddjb/iopause_ppoll.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/src/libstddjb/iopause_ppoll.c b/src/libstddjb/iopause_ppoll.c
index 78d157a..960a464 100644
--- a/src/libstddjb/iopause_ppoll.c
+++ b/src/libstddjb/iopause_ppoll.c
@@ -4,7 +4,16 @@
 
 #ifdef SKALIBS_HASPPOLL
 
+/* Just in case OpenBSD implements ppoll before fixing EOVERFLOW.
+   Stranger things have happened in the wonderful world of OpenBSD. */
+#ifndef _BSD_SOURCE
+#define _BSD_SOURCE
+#endif
+
+#ifndef _GNU_SOURCE
 #define _GNU_SOURCE
+#endif
+
 #include <errno.h>
 #include <time.h>
 #include <poll.h>