diff --git a/config.h.in b/config.h.in
index 0b56f4f0e..ffab98c1d 100644
--- a/config.h.in
+++ b/config.h.in
@@ -572,6 +572,9 @@
 /* Define to 1 if on MINIX. */
 #undef _MINIX
 
+/* Enable for compile on Minix */
+#undef _NETBSD_SOURCE
+
 /* Define to 2 if the system does not provide POSIX.1 features except with
    this defined. */
 #undef _POSIX_1_SOURCE
diff --git a/configure b/configure
index fac5a1517..71de3cebc 100755
--- a/configure
+++ b/configure
@@ -4156,6 +4156,11 @@ $as_echo "$ac_cv_safe_to_define___extensions__" >&6; }
 
 
 
+if test "$ac_cv_header_minix_config_h" = "yes"; then
+
+$as_echo "#define _NETBSD_SOURCE 1" >>confdefs.h
+
+fi
 
 case "$prefix" in
         NONE)