rb_big2ulong     2526 ext/zlib/zlib.c 	gz->mtime = FIXNUM_P(val) ? FIX2INT(val) : rb_big2ulong(val);
rb_big2ulong       94 include/ruby/intern.h VALUE rb_big2ulong(VALUE);
rb_big2ulong       95 include/ruby/intern.h #define rb_big2uint(x) rb_big2ulong(x)
rb_big2ulong     1582 numeric.c      	return rb_big2ulong(val);