epact             119 lib/common/rules.c     uint32_t epact, diy, goldn;
epact             124 lib/common/rules.c     epact = (11 * goldn + 18) % 30;
epact             125 lib/common/rules.c     if (((epact == 25) && (goldn > 11)) || (epact == 24)) {
epact             126 lib/common/rules.c         epact++;
epact             128 lib/common/rules.c     return (((((diy + epact) * 6) + 11) % 177) / 22) & 7;