diff --git a/dev-util/cmake/files/cmake-2.6.0-interix.patch b/dev-util/cmake/files/cmake-2.6.0-interix.patch
deleted file mode 100644
--- a/dev-util/cmake/files/cmake-2.6.0-interix.patch
+++ /dev/null
@@ -1,48 +0,0 @@
-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