check-group-struct ( group-struct ptr -- group-struct/f )


Vocabulary
unix.groups.private

Inputs
group-structan object
ptran object


Outputs
group-struct/fan object


Definition
USING: alien.c-types alien.data kernel ;

IN: unix.groups.private

: check-group-struct ( group-struct ptr -- group-struct/f )
void* deref [ drop f ] unless ;