/opt/IBM/openxlC/17.1.1/bin/ibm-clang -pthread  -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations stdio/asprintf.c -o stdio/asprintf -D_POSIX_C_SOURCE=202405L -lm -lpthread -lrt -latomic
stdio/asprintf.c:5:58: error: use of undeclared identifier 'asprintf'
int (*foo)(char **restrict, const char *restrict, ...) = asprintf;
                                                         ^
1 error generated.