#define phpstr_new() phpstr_init(NULL)
#define phpstr_init(b) phpstr_init_ex(b, 0, 0)
#define phpstr_clone(phpstr_pointer) phpstr_init_ex(NULL, (phpstr_pointer)->size, 0)
#define phpstr_new() phpstr_init(NULL)
#define phpstr_init(b) phpstr_init_ex(b, 0, 0)
#define phpstr_clone(phpstr_pointer) phpstr_init_ex(NULL, (phpstr_pointer)->size, 0)