1 files changed, 10 insertions, 0 deletions

diff --git a/contrib/minizip/configure.ac b/contrib/minizip/configure.ac
index 133b369..6a9af21 100644
--- a/contrib/minizip/configure.ac
+++ b/contrib/minizip/configure.ac
@@ -16,6 +16,16 @@ else
         AC_MSG_RESULT([no])
 fi
 
+case "${host}" in
+        *-mingw* | mingw*)
+                WIN32="yes"
+                ;;
+        *)
+                ;;
+esac
+AM_CONDITIONAL([WIN32], [test "${WIN32}" = "yes"])
+
+
 AC_SUBST([HAVE_UNISTD_H], [0])
 AC_CHECK_HEADER([unistd.h], [HAVE_UNISTD_H=1], [])
 AC_CONFIG_FILES([Makefile minizip.pc])