strerror.c: Don't provide or reference sys_errlist if strerror is available.

	* strerror.c: Don't provide or reference sys_errlist if
	strerror is available.

From-SVN: r72001

libiberty/ChangeLog

+2003-10-01  Daniel Jacobowitz  <drow@mvista.com>
+
+	* strerror.c: Don't provide or reference sys_errlist if
+	strerror is available.
+
 2003-10-01  H.J. Lu  <hongjiu.lu@intel.com>
 
 	* configure.in: Check if $MAKEINFO is missing.

libiberty/strerror.c

@@ -7,6 +7,7 @@
 
 #include "config.h"
 
+#ifndef HAVE_STRERROR
 #ifdef HAVE_SYS_ERRLIST
 /* Note that errno.h (not sure what OS) or stdio.h (BSD 4.4, at least)
    might declare sys_errlist in a way that the compiler might consider
@@ -16,14 +17,17 @@
 #define sys_nerr sys_nerr__
 #define sys_errlist sys_errlist__
 #endif
+#endif
 
 #include <stdio.h>
 #include <errno.h>
 
+#ifndef HAVE_STRERROR
 #ifdef HAVE_SYS_ERRLIST
 #undef sys_nerr
 #undef sys_errlist
 #endif
+#endif
 
 /*  Routines imported from standard C runtime libraries. */
 
@@ -460,6 +464,7 @@ static int num_error_names = 0;
    same name, it differs from other implementations in that it is dynamically
    initialized rather than statically initialized. */
 
+#ifndef HAVE_STRERROR
 #ifndef HAVE_SYS_ERRLIST
 
 static int sys_nerr;
@@ -471,7 +476,7 @@ extern int sys_nerr;
 extern char *sys_errlist[];
 
 #endif
-
+#endif
 
 /*
 
@@ -537,6 +542,7 @@ init_error_tables ()
 	}
     }
 
+#ifndef HAVE_STRERROR
 #ifndef HAVE_SYS_ERRLIST
 
   /* Now attempt to allocate the sys_errlist table, zero it out, and then
@@ -557,6 +563,7 @@ init_error_tables ()
     }
 
 #endif
+#endif
 
 }