outglob.c:22:10: Global x2 used by function undefined before call: g
outglob.c:27:10: Undef global x3 used before definition
outglob.c:37:14: Function returns with global x3 undefined
outglob.c:22:10: Global x2 used by function undefined before call: g
outglob.c:27:10: Undef global x3 used before definition
outglob.c:37:14: Function returns with global x3 undefined