ext/rb_getifaddrs/extconf.rb
require 'mkmf'
dir_config "rb_getifaddrs"
$CFLAGS = "-D_GNU_SOURCE -Wall"
have_header('arpa/inet.h')
have_header('sys/socket.h')
have_header('sys/types.h')
have_header('netdb.h')
have_header('ifaddrs.h')
have_header('stdio.h')
have_header('stdlib.h')
have_header('unistd.h')
create_makefile("system/rb_getifaddrs")