Rename error/errorx -> fatal/fatalx and remove the exit value as

it was always 1.

plugins/sudoers/regress/parser/check_addr.c

@@ -100,7 +100,7 @@ main(int argc, char *argv[])
 
     fp = fopen(argv[1], "r");
     if (fp == NULL)
-	errorx(1, "unable to open %s", argv[1]);
+	fatalx("unable to open %s", argv[1]);
 
     /*
      * Input is in the following format.  There are two types of