if (!find_pos ((UCHAR *)&mask, sizeof (mask), &first, &last)) \
my_error ("failed to locate" #record "_" #field); \
print_constant (#record "_" #field "_First", first); \
if (!find_pos ((UCHAR *)&mask, sizeof (mask), &first, &last)) \
my_error ("failed to locate" #record "_" #field); \
print_constant (#record "_" #field "_First", first); \