localeconv
decimal_point = localeconv()->decimal_point[0];
struct lconv *localeconv(void);
nconv = mbrtowc(&decpt, localeconv()->decimal_point, MB_CUR_MAX, &mbs);
thousands_sep = *(localeconv()->thousands_sep);
grouping = localeconv()->grouping;
decimal_point = localeconv()->decimal_point;
thousands_sep = *(localeconv()->thousands_sep);
grouping = localeconv()->grouping;
lc = localeconv();
lc = localeconv();
lc = localeconv();
#define lua_getlocaledecpoint() (localeconv()->decimal_point[0])
sign * s1, localeconv()->decimal_point, s2,
#define lua_getlocaledecpoint() (localeconv()->decimal_point[0])
lc = localeconv();
locale = localeconv();
lc = localeconv();
decimal_point = localeconv()->decimal_point[0];
decimal_point = localeconv()->decimal_point[0];