diff --git a/dev-util/cmake/files/cmake-2.6.0-interix.patch b/dev-util/cmake/files/cmake-2.6.0-interix.patch
new file mode 100644
--- /dev/null
+++ b/dev-util/cmake/files/cmake-2.6.0-interix.patch
@@ -0,0 +1,48 @@
+diff -ruN cmake-2.6.0.orig/Modules/Platform/Interix.cmake cmake-2.6.0/Modules/Platform/Interix.cmake
+--- cmake-2.6.0.orig/Modules/Platform/Interix.cmake	1970-01-01 01:00:00 +0100
++++ cmake-2.6.0/Modules/Platform/Interix.cmake	2008-06-02 14:22:45 +0200
+@@ -0,0 +1,31 @@
++# This is a proposed Platform definition for Interix GCC/G++
++
++SET(CMAKE_DL_LIBS "dl")
++SET(CMAKE_SHARED_LIBRARY_C_FLAGS "")
++SET(CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS "-shared")
++SET(CMAKE_SHARED_LIBRARY_LINK_C_FLAGS "")
++SET(CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG "-Wl,-rpath,")
++SET(CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG_SEP ":")
++SET(CMAKE_SHARED_LIBRARY_SONAME_C_FLAG "-Wl,-h,")
++SET(CMAKE_SHARED_LIBRARY_SONAME_CXX_FLAG "-Wl,-h,")
++
++SET(UNIX 1)
++
++# also add the install directory of the running cmake to the search directories
++# CMAKE_ROOT is CMAKE_INSTALL_PREFIX/share/cmake, so we need to go two levels up
++GET_FILENAME_COMPONENT(_CMAKE_INSTALL_DIR "${CMAKE_ROOT}" PATH)
++GET_FILENAME_COMPONENT(_CMAKE_INSTALL_DIR "${_CMAKE_INSTALL_DIR}" PATH)
++
++LIST(APPEND CMAKE_SYSTEM_PREFIX_PATH
++	"${_CMAKE_INSTALL_DIR}"
++	"${CMAKE_INSTALL_PREFIX}"
++	)
++
++LIST(APPEND CMAKE_SYSTEM_INCLUDE_PATH
++	"${CMAKE_INSTALL_PREFIX}"/include
++	)
++
++LIST(APPEND CMAKE_SYSTEM_LIBRARY_PATH
++	"${CMAKE_INSTALL_PREFIX}"/lib
++	)
++
+diff -ruN cmake-2.6.0.orig/Utilities/cmtar/encode.c cmake-2.6.0/Utilities/cmtar/encode.c
+--- cmake-2.6.0.orig/Utilities/cmtar/encode.c	2008-06-02 13:00:44 +0200
++++ cmake-2.6.0/Utilities/cmtar/encode.c	2008-06-02 14:02:39 +0200
+@@ -24,6 +24,9 @@
+ # include <stdlib.h>
+ #endif
+ 
++#ifdef HAVE_SYS_MKDEV_H
++# include <sys/mkdev.h>
++#endif
+ 
+ /* magic, version, and checksum */
+ void