Fix typo in last change

bfd/ChangeLog

@@ -1,5 +1,8 @@
 Fri Oct  6 12:24:47 1995  Michael Meissner  <meissner@tiktok.cygnus.com>
 
+	* coff-rs6000.c (xcoff_write_archive_contents): Return false, not
+	NULL.
+
 	* config.bfd (powerpc{,le}-{elf,sysv4,eabi,solaris2}): Add NT, and
 	Mac object file formats.
 

bfd/coff-rs6000.c

@@ -1033,7 +1033,7 @@ xcoff_write_archive_contents (abfd)
 	  if (stat (bfd_get_filename (sub), &s) != 0)
 	    {
 	      bfd_set_error (bfd_error_system_call);
-	      return NULL;
+	      return false;
 	    }
 
 	  sprintf (ahdrp->size, "%ld", (long) s.st_size);