1 files changed, 3 insertions, 0 deletions

diff --git a/gunzip.c b/gunzip.c
index c4e84260b..430bc630e 100644
--- a/gunzip.c
+++ b/gunzip.c
@@ -118,6 +118,9 @@ extern int gunzip_main(int argc, char **argv)
                 /* Open input file */
                 in_file = xfopen(if_name, "r");
 
+                /* set the buffer size */
+                setvbuf(in_file, NULL, _IOFBF, 0x8000);
+
                 /* Get the time stamp on the input file. */
                 if (stat(if_name, &stat_buf) < 0) {
                         error_msg_and_die("Couldn't stat file %s", if_name);