We don't use realpath(3) anymore

noice.c

@@ -101,17 +101,6 @@ xstrdup(const char *s)
 	return p;
 }
 
-char *
-xrealpath(const char *path)
-{
-	char *p;
-
-	p = realpath(path, NULL);
-	if (p == NULL)
-		printerr(1, "realpath");
-	return p;
-}
-
 char *
 xdirname(const char *path)
 {