1 files changed, 1 insertions, 1 deletions

diff --git a/minigzip.c b/minigzip.c
index 167f745..6de35dd 100644
--- a/minigzip.c
+++ b/minigzip.c
@@ -31,7 +31,7 @@
 #  include <sys/stat.h>
 #endif
 
-#if defined(MSDOS) || defined(OS2) || defined(WIN32)
+#if defined(MSDOS) || defined(OS2) || defined(WIN32) || defined(__CYGWIN__)
 #  include <fcntl.h>
 #  include <io.h>
 #  define SET_BINARY_MODE(file) setmode(fileno(file), O_BINARY)