80 				/* sign depends upon rounding mode */  in FPU_add()
133 	u_char taga, tagb, signa, signb, saved_sign, sign;  in FPU_sub()  local
191 				/* sign depends upon rounding mode */  in FPU_sub()
196 				sign = signa ^ SIGN_NEG;  in FPU_sub()
198 				    FPU_u_sub(b, a, dest, control_w, sign, expb,  in FPU_sub()
287 				/* Sign of answer depends upon rounding mode. */  in add_sub_specials()
291 				setsign(dest, signa);	/* signa may differ from the sign of a. */  in add_sub_specials()
301 			setsign(dest, signb);	/* signb may differ from the sign of b. */  in add_sub_specials()
313 		setsign(dest, signa);	/* signa may differ from the sign of a. */  in add_sub_specials()
319 			setsign(dest, signa);	/* signa may differ from the sign of a. */  in add_sub_specials()
326 		setsign(dest, signb);	/* signb may differ from the sign of b. */  in add_sub_specials()