Fixing the spelling of "writeable" to "writable", particularly PyBUF_WRITEABLE.
diff --git a/Misc/setuid-prog.c b/Misc/setuid-prog.c
index d850b47..2841acd 100644
--- a/Misc/setuid-prog.c
+++ b/Misc/setuid-prog.c
@@ -155,7 +155,7 @@
 		fprintf(stderr, "%s: %s has the wrong owner\n", argv[0],
 			FULL_PATH);
 		fprintf(stderr, "The script should be owned by root,\n");
-		fprintf(stderr, "and shouldn't be writeable by anyone.\n");
+		fprintf(stderr, "and shouldn't be writable by anyone.\n");
 		exit(1);
 	}