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1 /* gzclose.c -- zlib gzclose() function
2  * Copyright (C) 2004, 2010 Mark Adler
3  * For conditions of distribution and use, see copyright notice in zlib.h
4  */
5 
6 #include "gzguts.h"
7 
8 /* gzclose() is in a separate file so that it is linked in only if it is used.
9    That way the other gzclose functions can be used instead to avoid linking in
10    unneeded compression or decompression routines. */
gzclose(file)11 int ZEXPORT gzclose(file)
12     gzFile file;
13 {
14 #ifndef NO_GZCOMPRESS
15     gz_statep state;
16 
17     if (file == NULL)
18         return Z_STREAM_ERROR;
19     state = (gz_statep)file;
20 
21     return state->mode == GZ_READ ? gzclose_r(file) : gzclose_w(file);
22 #else
23     return gzclose_r(file);
24 #endif
25 }
26