$NetBSD: patch-ab,v 1.7 2005/03/10 23:39:53 rillig Exp $

This patch makes imlib2 compile on systems that don't have an lround
function, which is defined in C99.

Needed at least for NetBSD-1.6.2 and NetBSD-2.0.

--- src/lib/color_helpers.c.orig	Sat Jan  8 08:55:02 2005
+++ src/lib/color_helpers.c	Thu Mar 10 23:57:26 2005
@@ -1,4 +1,13 @@
 #include "color_helpers.h"
+
+#ifdef __NetBSD__
+#define lround(x) my_lround(x)
+static long my_lround(double x)
+{
+	return (long) ((x) >= 0 ? (x) + 0.5 : (x) - 0.5);
+}
+#endif
+
 /*
  * Color space conversion helper routines
  * Convert between rgb and hsv adn between rgb and hls