GlReturnStatus
GlReturnStatus ret;
GlReturnStatus gl_return_status(GetLine *gl)
GlReturnStatus rtn_status = GLR_ERROR; /* The requested status */
static void gl_record_status(GetLine *gl, GlReturnStatus rtn_status,
static void gl_record_status(GetLine *gl, GlReturnStatus rtn_status,
GlReturnStatus rtn_status; /* The reason why gl_get_line() returned */
GlReturnStatus gl_return_status(GetLine *gl);