openl2tp: Fix build with musl/libtirpc

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
Signed-off-by: Joe MacDonald <joe_macdonald@mentor.com>

meta-networking/recipes-protocols/openl2tp/openl2tp/0001-l2tp_api.c-include-rpc-clnt.h-for-resultproc_t.patch

@@ -0,0 +1,31 @@
+From 8f299df4dd1ca857e34859c377a29b183c630961 Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Thu, 21 Sep 2017 13:05:03 -0700
+Subject: [PATCH] l2tp_api.c: include rpc/clnt.h for 'resultproc_t'
+
+Fixes
+
+| /mnt/a/oe/build/tmp/work/mips32r2-bec-linux-musl/openl2tp/1.8-r0/recipe-sysroot/usr/include/tirpc/rpc/pmap_clnt.h:81:12: error: unknown type name 'resultproc_t'; did you mean 'rpcproc_t'?                                                 |             resultproc_t);                                                                                                                                                                                                                  |             ^~~~~~~~~~~~
+
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+Upstream-Status: Pending
+
+ l2tp_api.c | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/l2tp_api.c b/l2tp_api.c
+index f0946fd..f77881c 100644
+--- a/l2tp_api.c
++++ b/l2tp_api.c
+@@ -26,6 +26,7 @@
+ #include <sys/types.h>
+ #include <rpc/types.h>
+ #include <rpc/xdr.h>
++#include <rpc/clnt.h>
+ #include <rpc/pmap_clnt.h>
+ //#include <netinet/in.h>
+ 
+-- 
+2.14.1
+

meta-networking/recipes-protocols/openl2tp/openl2tp_1.8.bb

@@ -36,6 +36,7 @@ SRC_URI = "ftp://ftp.openl2tp.org/releases/${BP}/${BP}.tar.gz \
 SRC_URI_append_libc-musl = "\
            file://0004-Adjust-for-linux-kernel-headers-assumptions-on-glibc.patch \
            file://0002-user-ipv6-structures.patch \
+           file://0001-l2tp_api.c-include-rpc-clnt.h-for-resultproc_t.patch \
            "
 SRC_URI[md5sum] = "e3d08dedfb9e6a9a1e24f6766f6dadd0"
 SRC_URI[sha256sum] = "1c97704d4b963a87fbc0e741668d4530933991515ae9ab0dffd11b5444f4860f"