Define _NETBSD_SOURCE for mincore(2) (#3380)

diff --git a/support/sys-mman.c b/support/sys-mman.c
index 15e125621d2d03b1596d3ed737dcab38019d8430..1dd61bc372b5343cce83bf8a677c190aca969a05 100644 (file)
--- a/support/sys-mman.c
+++ b/support/sys-mman.c
@@ -22,6 +22,11 @@
 #define __BSD_VISIBLE 1
 #endif
 
+#ifdef __NetBSD__
+/* For mincore () */
+#define _NETBSD_SOURCE
+#endif
+
 #include <sys/types.h>
 #include <sys/mman.h>
 #include <errno.h>