$NetBSD$

Programming in C before 1989 must have been really painful.

--- parse.c.orig	1990-02-05 21:17:19.000000000 +0100
+++ parse.c	2007-10-05 23:08:43.000000000 +0200
@@ -68,9 +68,6 @@ static
 _P_in_alpha(chr)
 char chr;
 {
-#ifndef ATT
-	extern int index();
-#endif
 	/*
 	**	special case when string terminator
 	**	is handed to us
@@ -78,11 +75,7 @@ char chr;
 	if ('\0' == chr)
 		return(0);
 
-#ifdef ATT
-	return((int) strchr(_P_alpha,chr));
-#else
-	return((int) index(_P_alpha,chr));
-#endif
+	return strchr(_P_alpha,chr) != NULL;
 }
 
 void
