unbound_strdup_lite
char* n = unbound_strdup_lite(s, __FILE__, __LINE__, __func__);
# define strdup(s) unbound_strdup_lite(s, __FILE__, __LINE__, __func__)
char* unbound_strdup_lite(const char* s, const char* file, int line,
char* n = unbound_strdup_lite(s, __FILE__, __LINE__, __func__);
# define strdup(s) unbound_strdup_lite(s, __FILE__, __LINE__, __func__)
char* unbound_strdup_lite(const char* s, const char* file, int line,