422 extern "C" char *__dtoa(double d, int mode, int ndigits,
2358 	(_d, mode, ndigits, decpt, sign, rve)  in __dtoa()  argument
2359 	double _d; int mode, ndigits, *decpt, *sign; char **rve;  in __dtoa()
2361 	(double _d, int mode, int ndigits, int *decpt, int *sign, char **rve)
2567 			ndigits = 0;
2573 			if (ndigits <= 0)
2574 				ndigits = 1;
2575 			ilim = ilim1 = i = ndigits;
2581 			i = ndigits + k + 1;
2709 		if (ndigits < 0 && ilim <= 0) {
2868 			k = -1 - ndigits;
3036 roundup(char *s0, int ndigits)  in roundup()  argument
3040 	for (s = s0 + ndigits - 1; *s == 0xf; s--) {  in roundup()
3058 dorounding(char *s0, int ndigits, int sign, int *decpt)  in dorounding()  argument
3067 		if ((s0[ndigits] > 8) ||  in dorounding()
3068 		    (s0[ndigits] == 8 && s0[ndigits + 1] & 1))  in dorounding()
3069 			adjust = roundup(s0, ndigits);  in dorounding()
3073 			adjust = roundup(s0, ndigits);  in dorounding()
3077 			adjust = roundup(s0, ndigits);  in dorounding()
3110 __hdtoa(double d, const char *xdigs, int ndigits, int *decpt, int *sign,  in __hdtoa()  argument
3153 	if (ndigits == 0)		/* dtoa() compatibility */  in __hdtoa()
3154 		ndigits = 1;  in __hdtoa()
3160 	bufsize = (sigfigs > ndigits) ? sigfigs : ndigits;  in __hdtoa()
3191 	if (ndigits < 0) {  in __hdtoa()
3192 		for (ndigits = sigfigs; s0[ndigits - 1] == 0; ndigits--)  in __hdtoa()
3196 	if (sigfigs > ndigits && s0[ndigits] != 0)  in __hdtoa()
3197 		dorounding(s0, ndigits, u.bits.sign, decpt);  in __hdtoa()
3199 	s = s0 + ndigits;  in __hdtoa()