--- expat-2.2.1/run.sh.in.orig	2017-06-26 02:47:32.339456800 -0400
+++ expat-2.2.1/run.sh.in	2017-06-26 02:55:25.747253400 -0400
@@ -4,7 +4,11 @@
 
 case "@host@" in
 *-mingw*)
-    exec wine "$@"
+    if [ "$(uname -o)"=="Msys" ]; then
+      exec "$@"
+    else
+      exec wine "$@"
+    fi
     ;;
 *)
     exec "$@"