diff --git a/solenv/inc/unxdfly.mk b/solenv/inc/unxdfly.mk
new file mode 100644
index 000000000000..601f30729d26
--- /dev/null
+++ b/solenv/inc/unxdfly.mk
@@ -0,0 +1,48 @@
+# Version: MPL 1.1 / GPLv3+ / LGPLv3+
+#
+# The contents of this file are subject to the Mozilla Public License Version
+# 1.1 (the "License"); you may not use this file except in compliance with
+# the License or as specified alternatively below. You may obtain a copy of
+# the License at http://www.mozilla.org/MPL/
+#
+# Software distributed under the License is distributed on an "AS IS" basis,
+# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+# for the specific language governing rights and limitations under the
+# License.
+#
+# The Initial Developer of the Original Code is
+#         François Tigeot  <ftigeot@wolfpond.org>
+# Portions created by the Initial Developer are Copyright (C) 2011 the
+# Initial Developer. All Rights Reserved.
+#
+# Contributor(s):
+#
+#
+# Alternatively, the contents of this file may be used under the terms of
+# either the GNU General Public License Version 3 or later (the "GPLv3+"), or
+# the GNU Lesser General Public License Version 3 or later (the "LGPLv3+"),
+# in which case the provisions of the GPLv3+ or the LGPLv3+ are applicable
+# instead of those above.
+
+# Makefile for DragonFly BSD
+
+# arch specific defines
+.IF "$(CPUNAME)" == "INTEL"
+CDEFS+=-DX86
+.ENDIF
+
+.IF "$(CPUNAME)" == "X86_64"
+CDEFS+=-DX86_64
+BUILD64=1
+.ENDIF
+
+.INCLUDE : unxgcc.mk
+
+# Flags for disabling exception handling
+CFLAGS_NO_EXCEPTIONS=-fno-exceptions
+
+# default linker flags
+LINKFLAGSDEFS:=
+
+# platform specific identifier for shared libs
+DLLPOSTFIX=df