/opt/IBM/openxlC/17.1.1/bin/ibm-clang -pthread  -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations wchar/wcslcpy.c -o wchar/wcslcpy -D_POSIX_C_SOURCE=202405L -lm -lpthread -lrt -latomic
wchar/wcslcpy.c:5:69: error: use of undeclared identifier 'wcslcpy'
size_t (*foo)(wchar_t *restrict, const wchar_t *restrict, size_t) = wcslcpy;
                                                                    ^
1 error generated.