pffft_sources = [ 'src/pffft.c', ] pffft_cflags = [ '-D_GNU_SOURCE' ] if (have_arm and not have_neon) or (have_mips and host_machine.endian() == 'little') or have_mips64 pffft_cflags += [ '-DPFFFT_SIMD_DISABLE' ] endif libpffft = static_library('libpffft', pffft_sources, dependencies: common_deps, include_directories: webrtc_inc, c_args : common_cflags + pffft_cflags ) pffft_dep = declare_dependency( link_with: libpffft )