gettext_0.16.1: add -lrt and -lpthread to LDFLAGS for uclibc builds
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>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(From OE-Core master rev:
d46333d)
Signed-off-by: Joshua Lock <joshua.lock@collabora.co.uk>
