Fix logic to not add stray -I options.

devel/libixp/distinfo

@@ -1,6 +1,7 @@
-$NetBSD: distinfo,v 1.3 2009/08/19 09:50:59 ghen Exp $
+$NetBSD: distinfo,v 1.4 2009/11/25 21:27:24 joerg Exp $
 
 SHA1 (libixp-0.4.tar.gz) = ec1adfeb4c5f502dfcb1b99fcf440841ecee2f9a
 RMD160 (libixp-0.4.tar.gz) = 240fe1cb16eac23cf00bffb93df1b13201c9c1ba
 Size (libixp-0.4.tar.gz) = 130229 bytes
 SHA1 (patch-aa) = 1e50a9359d725df736167bd9fe253c1c661760e2
+SHA1 (patch-ab) = 11f2986683c0125fb2363979e36e1ef6e21af799

devel/libixp/patches/patch-ab

@@ -0,0 +1,11 @@
+$NetBSD: patch-ab,v 1.1 2009/11/25 21:27:25 joerg Exp $
+
+--- mk/hdr.mk.orig	2009-11-25 22:22:28.000000000 +0100
++++ mk/hdr.mk
+@@ -81,5 +81,5 @@ LINK= LD="${LD}" LDFLAGS="${LDFLAGS}" ${
+ CLEANNAME=${ROOT}/util/cleanname
+ 
+ include ${ROOT}/config.mk
+-CFLAGS += -I$$(echo ${INCPATH}|sed 's/:/ -I/g')
++CFLAGS += $$(echo ${INCPATH}|sed 's/:/ -I/g')
+