+AC_MSG_CHECKING([whether to include support for multi-threaded compression])
+AC_ARG_ENABLE([multithreaded-compression],
+ AS_HELP_STRING([--disable-multithreaded-compression],
+ [do not compile in the code for multi-threaded compression]),
+ [ENABLE_MULTITHREADED_COMPRESSION=$enableval],
+ [ENABLE_MULTITHREADED_COMPRESSION=yes]
+ )
+AC_MSG_RESULT([$ENABLE_MULTITHREADED_COMPRESSION])
+if test "x$ENABLE_MULTITHREADED_COMPRESSION" = "xyes"; then
+ AC_DEFINE([ENABLE_MULTITHREADED_COMPRESSION], [1],
+ [Define to 1 if including support for multithreaded
+ compression])
+ PTHREAD_LDADD="-lpthread"
+else
+ PTHREAD_LDADD=""
+fi
+AC_SUBST([PTHREAD_LDADD], [$PTHREAD_LDADD])
+
+case "$host" in
+ *-*-mingw*)
+ # Native Windows
+ WINDOWS_EXTRA_LDFLAGS="-no-undefined"
+ VISIBILITY_CFLAGS=""
+ WITH_NTFS_3G_DEFAULT="no"
+ WITH_FUSE_DEFAULT="no"
+ WINDOWS_BUILD="yes"
+ WINDOWS_LDADD="-lshlwapi"
+ ;;
+ *-*-cygwin*)
+ # Cygwin (WARNING: not well supported)
+ WINDOWS_EXTRA_LDFLAGS="-no-undefined"
+ VISIBILITY_CFLAGS=""
+ WITH_NTFS_3G_DEFAULT="no"
+ WITH_FUSE_DEFAULT="no"
+ WINDOWS_BUILD="yes"
+ WINDOWS_LDADD=""
+ ;;
+ *)
+ # UNIX / other
+ WINDOWS_EXTRA_LDFLAGS=""
+ VISIBILITY_CFLAGS="-fvisibility=hidden"
+ WITH_NTFS_3G_DEFAULT="yes"
+ WITH_FUSE_DEFAULT="yes"
+ WINDOWS_BUILD="no"
+ WINDOWS_LDADD=""
+ ;;
+esac
+
+AC_SUBST([WINDOWS_EXTRA_LDFLAGS], [$WINDOWS_EXTRA_LDFLAGS])
+AC_SUBST([VISIBILITY_CFLAGS], [$VISIBILITY_CFLAGS])
+AC_SUBST([WINDOWS_LDADD], [$WINDOWS_LDADD])
+AM_CONDITIONAL([WINDOWS_BUILD], [test "x$WINDOWS_BUILD" = "xyes"])
+