localeconv
struct lconv *localeconv(void);
const unsigned char *decimalpoint = (unsigned char*)localeconv()->decimal_point;
s0 = (unsigned char*)localeconv()->decimal_point;
char *decimalpoint = localeconv()->decimal_point;
s0 = localeconv()->decimal_point;
char *decimalpoint = localeconv()->decimal_point;
s0 = localeconv()->decimal_point;
PROTO_NORMAL(localeconv);
DEF_STRONG(localeconv);
localeconv()->decimal_point,
lconv = localeconv();
argn->L = localeconv();
locale = localeconv();