+# Check whether --enable-blkid-devmapper or --disable-blkid-devmapper was given.
+if test "${enable_blkid_devmapper+set}" = set; then
+ enableval="$enable_blkid_devmapper"
+ if test "$enableval" = "no"
+then
+ echo "Disabling device-mapper support"
+ DEVMAPPER_REQ=''
+ DEVMAPPER_LIBS=''
+ STATIC_DEVMAPPER_LIBS=''
+else
+ cat >>confdefs.h <<\_ACEOF
+#define HAVE_DEVMAPPER 1
+_ACEOF
+
+ echo "Enabling device-mapper support"
+
+ DEVMAPPER_REQ='libselinux libsepol'
+ DEVMAPPER_PC_LIBS='-ldevmapper'
+ DEVMAPPER_LIBS='-ldevmapper -lselinux -lsepol'
+ STATIC_DEVMAPPER_LIBS='/usr/lib/libdevmapper.a /usr/lib/libselinux.a /usr/lib/libsepol.a'
+
+fi
+
+else
+ echo "Disabling device-mapper support by default"
+
+fi;
+
+
+
+