Scm_Modulo       2170 src/gauche.h   SCM_EXTERN ScmObj Scm_Modulo(ScmObj arg1, ScmObj arg2, int remainder);
Scm_Modulo        661 src/stdlib.c    SCM_RESULT = (Scm_Modulo(n1, n2, TRUE));
Scm_Modulo        684 src/stdlib.c    SCM_RESULT = (Scm_Modulo(n1, n2, FALSE));