$OpenBSD$
--- About-Linux.cmake.orig	Wed Sep  7 10:56:26 2011
+++ About-Linux.cmake	Sun Sep 11 23:52:34 2011
@@ -1,27 +1,7 @@
 # cmakefile executed within a makefile target
 
-# we look for the hg command in this paths by order of preference
-find_file(HG_CMD hg)
-
-
-# the hg command is looked for again, at build time
-if (HG_CMD STREQUAL HG_CMD-NOTFOUND)
-  message(FATAL_ERROR "hg command not found!")
-else (HG_CMD STREQUAL HG_CMD-NOTFOUND)
-  message(STATUS "hg command found: ${HG_CMD}")
-endif (HG_CMD STREQUAL HG_CMD-NOTFOUND)
-
 set (OUT_FILE "${SRC_DIR}/AboutThisBuild.txt")
-set (SHELL "/bin/bash")
-# there should be a better way of getting the compiler + compiler version, not restrained to Gcc
-execute_process(COMMAND gcc -dumpversion OUTPUT_VARIABLE GCC_VERSION OUTPUT_STRIP_TRAILING_WHITESPACE)
-execute_process(COMMAND ${HG_CMD} -R ${SRC_DIR} branch OUTPUT_VARIABLE HG_BRANCH OUTPUT_STRIP_TRAILING_WHITESPACE)
-execute_process(COMMAND ${HG_CMD} parents --template={latesttag}.{latesttagdistance} WORKING_DIRECTORY ${SRC_DIR} OUTPUT_VARIABLE HG_VERSION OUTPUT_STRIP_TRAILING_WHITESPACE)
-execute_process(COMMAND ${HG_CMD} parents --template={node|short} WORKING_DIRECTORY ${SRC_DIR} OUTPUT_VARIABLE HG_CHANGESET OUTPUT_STRIP_TRAILING_WHITESPACE)
-execute_process(COMMAND ${HG_CMD} parents --template={latesttagdistance} WORKING_DIRECTORY ${SRC_DIR} OUTPUT_VARIABLE HG_TAGDISTANCE OUTPUT_STRIP_TRAILING_WHITESPACE)
-if (CACHE_NAME_SUFFIX STREQUAL "")
-  execute_process(COMMAND ${HG_CMD} parents --template={latesttag} WORKING_DIRECTORY ${SRC_DIR} OUTPUT_VARIABLE CACHE_NAME_SUFFIX OUTPUT_STRIP_TRAILING_WHITESPACE)
-endif ()
+set (SHELL "/bin/sh")
 
 # build version.h from template
 configure_file (${SRC_DIR}/rtgui/version.h.in ${SRC_DIR}/rtgui/version.h)