fxlibc/src/libc/stdlib/strtold.c

#include "stdlib_p.h"
#include <errno.h>

long double strtold(char const * restrict ptr, char ** restrict endptr)
{
	long double ld = 0;
	int err = strto_fp(ptr, endptr, NULL, NULL, &ld);
	if(err != 0) errno = err;
	return ld;
}