USUBOV 390 ext/uvector/uvector.c USUBOV(r, v, x, y); USUBOV 483 ext/uvector/uvector.c USUBOV(r, v, x, y); USUBOV 148 src/gauche/arith.h #ifndef USUBOV USUBOV 234 src/test-arith.c TESTOV(x_, y_, rexp, cexp, "%u", "-", USUBOV)