RBIGNUM_SET_SIGN  122 bignum.c           RBIGNUM_SET_SIGN(big, sign?1:0);
RBIGNUM_SET_SIGN  257 bignum.c       	RBIGNUM_SET_SIGN(big, 0);
RBIGNUM_SET_SIGN  339 bignum.c       	RBIGNUM_SET_SIGN(big, 0);
RBIGNUM_SET_SIGN  384 bignum.c       	RBIGNUM_SET_SIGN(big, 0);
RBIGNUM_SET_SIGN  539 bignum.c       	    RBIGNUM_SET_SIGN(big, sign);
RBIGNUM_SET_SIGN  653 bignum.c       	RBIGNUM_SET_SIGN(big, 0);
RBIGNUM_SET_SIGN  950 bignum.c           RBIGNUM_SET_SIGN(xx, 1);
RBIGNUM_SET_SIGN 1346 bignum.c           RBIGNUM_SET_SIGN(z, !RBIGNUM_SIGN(x));
RBIGNUM_SET_SIGN 1377 bignum.c           RBIGNUM_SET_SIGN(z, !RBIGNUM_SIGN(z));
RBIGNUM_SET_SIGN 1693 bignum.c       	RBIGNUM_SET_SIGN(z, RBIGNUM_SIGN(x)==RBIGNUM_SIGN(y));
RBIGNUM_SET_SIGN 1696 bignum.c       	    RBIGNUM_SET_SIGN(*modp, RBIGNUM_SIGN(x));
RBIGNUM_SET_SIGN 1773 bignum.c       	RBIGNUM_SET_SIGN(*modp, RBIGNUM_SIGN(x));
RBIGNUM_SET_SIGN 2310 bignum.c           RBIGNUM_SET_SIGN(x, RBIGNUM_SIGN(x)?1:0);
RBIGNUM_SET_SIGN 2311 bignum.c           RBIGNUM_SET_SIGN(y, RBIGNUM_SIGN(y)?1:0);
RBIGNUM_SET_SIGN 2594 bignum.c       	RBIGNUM_SET_SIGN(x, 1);
RBIGNUM_SET_SIGN 1327 marshal.c      	    RBIGNUM_SET_SIGN(big, (r_byte(arg) == '+'));
RBIGNUM_SET_SIGN  320 random.c           RBIGNUM_SET_SIGN(big, 1);
RBIGNUM_SET_SIGN  415 random.c           RBIGNUM_SET_SIGN(val, 1);
RBIGNUM_SET_SIGN  503 random.c                       RBIGNUM_SET_SIGN(limit, 1);