diff --git a/headers/posix/sys/sysmacros.h b/headers/posix/sys/sysmacros.h
new file mode 100644
index 0000000000..e326391943
--- /dev/null
+++ b/headers/posix/sys/sysmacros.h
@@ -0,0 +1,14 @@
+/*
+** Distributed under the terms of the Haiku License.
+*/
+#ifndef _SYSMACROS_H_
+#define _SYSMACROS_H_
+
+/* from FreeBSD */
+
+#define major(x)        ((int)(((u_int)(x) >> 8)&0xff)) /* major number */
+#define minor(x)        ((int)((x)&0xffff00ff))         /* minor number */
+
+#define makedev(x,y)    ((dev_t)(((x) << 8) | (y)))     /* create dev_t */
+
+#endif // _SYSMACROS_H_