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Lines Matching refs:Z_NULL

22    Z_NULL to use the library memory allocation functions.
32     if (version == Z_NULL || version[0] != ZLIB_VERSION[0] ||
35     if (strm == Z_NULL || window == Z_NULL ||
38     strm->msg = Z_NULL;                 /* in case we return an error */
55     if (state == Z_NULL) return Z_MEM_ERROR;
157                 next = Z_NULL; \
237    Z_BUF_ERROR.  strm->next_in can be checked for Z_NULL to see whether it
242    are not correct, i.e. strm is Z_NULL or the state was not initialized.
262     if (strm == Z_NULL || strm->state == Z_NULL)
267     strm->msg = Z_NULL;
272     have = next != Z_NULL ? strm->avail_in : 0;
624     if (strm == Z_NULL || strm->state == Z_NULL || strm->zfree == (free_func)0)
627     strm->state = Z_NULL;