diff --git a/src/functional/clock_gettime.c b/src/functional/clock_gettime.c
new file mode 100644
index 0000000..7951b11
--- /dev/null
+++ b/src/functional/clock_gettime.c
@@ -0,0 +1,14 @@
+#include <time.h>
+#include <errno.h>
+#include <string.h>
+#include "test.h"
+
+#define TEST(c, ...) \
+	( (c) || (t_error(#c " failed: " __VA_ARGS__),0) )
+
+int main()
+{
+	struct timespec ts;
+	TEST(clock_gettime(CLOCK_REALTIME, &ts) == 0 && errno == 0, "%s\n", strerror(errno));
+	return t_status;
+}