[PATCH 2/2] gettext_0.16.1: add -lrt and -lpthread to LDFLAGS for uclibc builds

[Andre McCurdy <armccurdy@gmail.com>]

Fix linker errors due to posix_spawnp etc being in librt for uclibc.

 | sh4-rdk-linux-uclibc-libtool: link: sh4-rdk-linux-uclibc-gcc -ml -m4 --sysroot=/build-foo/tmp/sysroots/foo -O2 -pipe -g -feliminate-unused-debug-types -Wl,-O1 -Wl,--hash-style=gnu -Wl,--as-needed -o .libs/test-names test-names.o  libuniname.a ../gnulib-lib/.libs/libgettextlib.so /build-foo/tmp/work/sh4-rdk-linux-uclibc/gettext/0.16.1-r6/build/gettext-tools/intl/.libs/libintl.so -lc /build-foo/tmp/sysroots/foo/usr/lib/libiconv.so
 | ../gnulib-lib/.libs/libgettextlib.so: undefined reference to `posix_spawnp'
 | ../gnulib-lib/.libs/libgettextlib.so: undefined reference to `posix_spawn_file_actions_adddup2'
 | ../gnulib-lib/.libs/libgettextlib.so: undefined reference to `posix_spawn_file_actions_addopen'
 | ../gnulib-lib/.libs/libgettextlib.so: undefined reference to `posix_spawn_file_actions_addclose'
 | collect2: error: ld returned 1 exit status

Signed-off-by: Andre McCurdy <armccurdy@gmail.com>
---
 meta/recipes-core/gettext/gettext_0.16.1.bb | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/meta/recipes-core/gettext/gettext_0.16.1.bb b/meta/recipes-core/gettext/gettext_0.16.1.bb
index 956d238..f9f7a7f 100644
--- a/meta/recipes-core/gettext/gettext_0.16.1.bb
+++ b/meta/recipes-core/gettext/gettext_0.16.1.bb
@@ -21,6 +21,8 @@ SRC_URI = "${GNU_MIRROR}/gettext/gettext-${PV}.tar.gz \
            file://hardcode_macro_version.patch \
           "
 
+LDFLAGS_prepend_libc-uclibc = " -lrt -lpthread "
+
 SRC_URI[md5sum] = "3d9ad24301c6d6b17ec30704a13fe127"
 SRC_URI[sha256sum] = "0bf850d1a079fb5a61f0a47b1a9efd35eb44032255375e1cedb0253bc27b376d"
 
-- 
1.9.1