168 } *gzFile;  typedef
170 static gzFile gz_open(const char *path, int fd, const char *mode) {  in gz_open()
171     gzFile gz;  in gz_open()
204 static gzFile gzopen(const char *path, const char *mode) {  in gzopen()
208 static gzFile gzdopen(int fd, const char *mode) {  in gzdopen()
212 static int gzwrite(gzFile gz, const void *buf, unsigned len) {  in gzwrite()
230 static int gzread(gzFile gz, void *buf, unsigned len) {  in gzread()
261 static int gzclose(gzFile gz) {  in gzclose()
286 static const char *gzerror(gzFile gz, int *err) {  in gzerror()
308 static int gz_compress_mmap(FILE *in, gzFile out) {  in gz_compress_mmap()
341 static void gz_compress(FILE *in, gzFile out) {  in gz_compress()
369 static void gz_uncompress(gzFile in, FILE *out) {  in gz_uncompress()
396     gzFile out;  in file_compress()
433     gzFile in;  in file_uncompress()
490     gzFile file;  in main()