diff --git a/headers/posix/sys/net_uio.h b/headers/posix/sys/net_uio.h
deleted file mode 100644
index c5730f4deb..0000000000
--- a/headers/posix/sys/net_uio.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/* uio.h */
-
-#ifndef NET_SYS_UIO_H
-#define NET_SYS_UIO_H
-
-enum    uio_rw { UIO_READ, UIO_WRITE };
-
-/* Segment flag values. */
-enum uio_seg {
-	UIO_USERSPACE,		/* from user data space */
-	UIO_SYSSPACE		/* from system space */
-};
-
-struct uio {
-	struct  iovec *uio_iov;		/* pointer to array of iovecs */
-	int     uio_iovcnt;			/* number of iovecs in array */
-	off_t   uio_offset;			/* offset into file this uio corresponds to */
-	size_t  uio_resid;			/* residual i/o count */
-	enum    uio_seg uio_segflg;	/* see above */
-	enum    uio_rw uio_rw;		/* see above */
-//	struct  proc *uio_procp;	/* process if UIO_USERSPACE */
-};
-
-int uiomove(caddr_t cp, int n, struct uio *uio);
-
-#endif /* NET_SYS_UIO_H */