1 files changed, 12 insertions, 0 deletions
diff --git a/ndelay_on.c b/ndelay_on.c
new file mode 100644
index 0000000..eccd8c8
--- /dev/null
+++ b/ndelay_on.c
@@ -0,0 +1,12 @@
+#include <sys/types.h>
+#include <fcntl.h>
+#include "ndelay.h"
+
+#ifndef O_NONBLOCK
+#define O_NONBLOCK O_NDELAY
+#endif
+
+int ndelay_on(int fd)
+{
+  return fcntl(fd,F_SETFL,fcntl(fd,F_GETFL,0) | O_NONBLOCK);
+}