$nogas "GNU assembler not found, install gas-preprocessor"
fi
+check_ldflags -Wl,--as-needed
+
if check_func dlopen; then
ldl=
elif check_func dlopen -ldl; then
# add some linker flags
check_ldflags -Wl,--warn-common
-check_ldflags -Wl,--as-needed
check_ldflags '-Wl,-rpath-link,\$(BUILD_ROOT)/libpostproc -Wl,-rpath-link,\$(BUILD_ROOT)/libswscale -Wl,-rpath-link,\$(BUILD_ROOT)/libavfilter -Wl,-rpath-link,\$(BUILD_ROOT)/libavdevice -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic