$NetBSD: patch-bin_9l,v 1.1 2022/12/06 14:29:25 vins Exp $

Let pkgsrc define its own compiler.

--- bin/9l.orig	2022-09-12 14:35:36.000000000 +0000
+++ bin/9l
@@ -14,26 +14,26 @@ extralibs="-lm"
 tag="${SYSNAME:-`uname`}"
 case "$tag" in
 *DragonFly*|*BSD*)
-	ld="${CC9:-gcc} $CC9FLAGS"
+	ld="${CC9:-@CC@} $CC9FLAGS"
 	userpath=true
 	extralibs="$extralibs -lutil"
 	;;
 *OSF1*)
-	ld="${CC9:-cc} $CC9FLAGS"
+	ld="${CC9:-@CC@} $CC9FLAGS"
 	userpath=true
 	extralibs="$extralibs -lutil"
 	nmflags="-B"
 	;;
 *Linux*)
-	ld="${CC9:-gcc} $CC9FLAGS"
+	ld="${CC9:-@CC@} $CC9FLAGS"
 	userpath=true
 	extralibs="$extralibs -lutil -lresolv -lpthread"
 	;;
 *Darwin*)
-	ld="${CC9:-gcc} -m64 $CC9FLAGS"
+	ld="${CC9:-@CC@} -m64 $CC9FLAGS"
 	;;
 *SunOS*)
-	ld="${CC9:-cc} -g $CC9FLAGS"
+	ld="${CC9:-@CC@} -g $CC9FLAGS"
 	extralibs="$extralibs -lrt -lpthread -lsocket -lnsl"
 	# Record paths to shared libraries to avoid needing LD_LIBRARY_PATH
 	for i in "$libsl $@"
@@ -60,7 +60,7 @@ case "$tag" in
 	esac
 	;;
 *AIX*)
-	ld="${CC9:-xlc_r} $CC9FLAGS"
+	ld="${CC9:-@CC@} $CC9FLAGS"
 	nmflags="-A -B"
 	;;
 *)