gentoo-overlay/dev-libs/beignet/files/beignet-1.3.0-oclicd_optional_gentoo.patch

--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -197,17 +197,15 @@
   ENDIF(EGL_FOUND)
 ENDIF(ENABLE_GL_SHARING)
 
+OPTION(OCLICD_COMPAT "OCL ICD compatibility mode" ON)
+IF(OCLICD_COMPAT)
 Find_Package(OCLIcd)
 IF(OCLIcd_FOUND)
   MESSAGE(STATUS "Looking for OCL ICD header file - found")
-  configure_file (
-    "intel-beignet.icd.in"
-    "${ICD_FILE_NAME}"
-  )
-  install (FILES ${CMAKE_CURRENT_BINARY_DIR}/${ICD_FILE_NAME} DESTINATION /etc/OpenCL/vendors)
 ELSE(OCLIcd_FOUND)
   MESSAGE(STATUS "Looking for OCL ICD header file - not found")
 ENDIF(OCLIcd_FOUND)
+ENDIF(OCLICD_COMPAT)
 
 Find_Package(PythonInterp)