#define phpstr_clone(phpstr_pointer) phpstr_init_ex(NULL, (phpstr_pointer)->size, (phpstr_pointer)->pmem ? PHPSTR_INIT_PERSISTENT:0)
PHPSTR_API phpstr *phpstr_init_ex(phpstr *buf, size_t chunk_size, int flags);
#define phpstr_clone(phpstr_pointer) phpstr_init_ex(NULL, (phpstr_pointer)->size, (phpstr_pointer)->pmem ? PHPSTR_INIT_PERSISTENT:0)
PHPSTR_API phpstr *phpstr_init_ex(phpstr *buf, size_t chunk_size, int flags);