874     let gnu = target.contains("gnu");  in test_windows()  localVariable
901         [gnu]: "ws2tcpip.h",  in test_windows()
902         [!gnu]: "Winsock2.h",  in test_windows()
914             "sighandler_t" if !gnu => "_crt_signal_t".to_string(),  in test_windows()
915             "sighandler_t" if gnu => "__p_sig_fn_t".to_string(),  in test_windows()
940         "SSIZE_T" if !gnu => true,  in test_windows()
941         "ssize_t" if !gnu => true,  in test_windows()
943         "time_t" if gnu && i686 => true,  in test_windows()
953             "timespec" if gnu && i686 => true,  in test_windows()
966             "_O_OBTAIN_DIR" if gnu => true,  in test_windows()
984             "sighandler_t" if gnu => true,  in test_windows()
3733     let gnu = target.contains("gnu");  in test_linux()  localVariable
3737     match (gnu, musl, uclibc) {  in test_linux()
3785                [gnu]: "gnu/libc-version.h",  in test_linux()
3880                [!(x32 || musl || gnu)]: "sys/sysctl.h",  in test_linux()
3896             [gnu]: "linux/aio_abi.h",  in test_linux()
3960             [gnu || musl]: "linux/close_range.h",  in test_linux()
3980             "Ioctl" if gnu => "unsigned long".to_string(),  in test_linux()
4087         if (gnu && sparc64) && (ty == "ip_mreqn" || ty == "hwtstamp_config") {  in test_linux()
4134             "ucontext_t" if gnu => true,  in test_linux()
4246         if !gnu {  in test_linux()
4424             "SOMAXCONN" if gnu => true,  in test_linux()
4556                 if gnu => true,  in test_linux()
4760             "posix_spawn_file_actions_addclosefrom_np" if gnu && sparc64 => true,  in test_linux()
4762             "posix_spawn_file_actions_addtcsetpgrp_np" if gnu && sparc64 => true,  in test_linux()
4765             "sysctl" if gnu => true,  in test_linux()
4768             "gettimeofday" if gnu => true,  in test_linux()
4828             "posix_basename" if gnu => true,  in test_linux()
4829             "gnu_basename" if gnu => true,  in test_linux()
4907             && ((x86_64 || i686 || arm || riscv64) && gnu || x86_64_gnux32)  in test_linux()
4910         (gnu && struct_ == "ptrace_syscall_info" && (field == "u" || field == "pad")) ||  in test_linux()
4978             if sparc64 && gnu =>  in test_linux()
5004     let gnu = target.contains("gnu");  in test_linux_like_apis()  localVariable
5075                 "Ioctl" if gnu => "unsigned long".to_string(),  in test_linux_like_apis()