Bug#13102538 : COMPILE ERROR ON SOLARIS WHEN COMPILING

               WITH LIBEDIT

Libedit won't build on platforms that do not provide
"sys/cdefs.h".

Removed the inclusion of cdefs.h from all files
other that sys.h, which includes this file only
when the header is found while configuring.

cmd-line-utils/libedit/np/strlcat.c

@@ -24,7 +24,6 @@
 #include "config.h"
 #endif
 
-#include <sys/cdefs.h>
 #if defined(LIBC_SCCS) && !defined(lint)
 #endif /* LIBC_SCCS and not lint */
 

cmd-line-utils/libedit/np/strlcpy.c

@@ -24,7 +24,6 @@
 #include "config.h"
 #endif
 
-#include <sys/cdefs.h>
 #if defined(LIBC_SCCS) && !defined(lint)
 #endif /* LIBC_SCCS and not lint */
 

cmd-line-utils/libedit/np/unvis.c

@@ -31,7 +31,6 @@
 
 #include "config.h"
 
-#include <sys/cdefs.h>
 #if defined(LIBC_SCCS) && !defined(lint)
 #if 0
 static char sccsid[] = "@(#)unvis.c	8.1 (Berkeley) 6/4/93";

cmd-line-utils/libedit/np/vis.c

@@ -57,7 +57,6 @@
 
 #include "config.h"
 
-#include <sys/cdefs.h>
 #if defined(LIBC_SCCS) && !defined(lint)
 #endif /* LIBC_SCCS and not lint */
 

cmd-line-utils/libedit/np/vis.h

@@ -76,7 +76,6 @@
  * unvis flags
  */
 #define	UNVIS_END	_VIS_END	/* no more characters */
-#include <sys/cdefs.h>
 /* XXXMYSQL */
 #ifndef __RENAME
 #define __RENAME(x)