1 files changed, 10 insertions, 0 deletions
diff --git a/util.h b/util.h
new file mode 100644
index 0000000..6e9c8cf
--- /dev/null
+++ b/util.h
@@ -0,0 +1,10 @@
+#ifndef __UTIL_H
+#define __UTIL_H
+
+#define ERROR -1
+#define OK 0
+
+void panic(const char *);
+int setblocking(int fd, bool blocking);
+
+#endif