a64l atof atoi atol _atold atoll ecvt ecvtbuf fcvt fcvtbuf ffs gcvt index itoa l64a regcomp regerror regexec regfree rindex stpcpy stpncpy strcasecmp strcat strchr strcmp strcpy strcspn strdup stricmp strlcat strlcpy strlen strlwr strncasecmp strncat strncmp strncpy strnicmp strpbrk strrchr strsep strspn strstr strtod strtof strtoimax strtok strtol strtold _strtold strtoll strtoul strtoull strtoumax strupr