std: fix compile error for unsupported os
std: fix compile error for unsupported os

raulgrell/zig,Dimenus/zig,zig-lang/zig,andrewrk/zig,raulgrell/zig,Dimenus/zig,zig-lang/zig,raulgrell/zig,zig-lang/zig,Dimenus/zig,raulgrell/zig,raulgrell/zig,andrewrk/zig