set _GNU_SOURCE on cygwin
set _GNU_SOURCE on cygwin

this is needed for pipe2()

dtzWill/nix,bennofs/nix,dezgeg/nix,bennofs/nix,shlevy/nix,dtzWill/nix,peti/nix,zimbatm/nix,layus/nix,pikajude/nix,vcunat/nix,NixOS/nix,vcunat/nix,dezgeg/nix,ehmry/nix,layus/nix,rycee/nix,shlevy/nix,dezgeg/nix,shlevy/nix,vcunat/nix,dtzWill/nix,peti/nix,ehmry/nix,NixOS/nix,bennofs/nix,zimbatm/nix,ehmry/nix,NixOS/nix,peti/nix,pikajude/nix,shlevy/nix,pikajude/nix,layus/nix,rycee/nix,NixOS/nix,peti/nix,zimbatm/nix,dezgeg/nix,bennofs/nix,dtzWill/nix,peti/nix,zimbatm/nix,layus/nix,ehmry/nix,NixOS/nix,ehmry/nix,rycee/nix,ehmry/nix,layus/nix,rycee/nix,shlevy/nix,dtzWill/nix,dezgeg/nix,rycee/nix,vcunat/nix