if os_name == 'darwin'
dep_tunemu = dependency('tunemu', required: opt_tunemu, static: static)
dep_pcap = dependency('pcap', required: opt_tunemu, static: static)
if os_name == 'darwin'
dep_tunemu = dependency('tunemu', required: opt_tunemu, static: static)
dep_pcap = dependency('pcap', required: opt_tunemu, static: static)