cc -pipe -O   -pthread  -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations wchar/wcsncasecmp_l.c -o wchar/wcsncasecmp_l -D_POSIX_C_SOURCE=202405L  -lm -lpthread -lrt  -lrt -lcrypt
wchar/wcsncasecmp_l.c:5:66: error: 'wcsncasecmp_l' undeclared here (not in a function); did you mean 'wcsncasecmp'?
 int (*foo)(const wchar_t *, const wchar_t *, size_t, locale_t) = wcsncasecmp_l;
                                                                  ^~~~~~~~~~~~~
                                                                  wcsncasecmp