The following general tools are used on various platforms and it is recommended you use these versions or similar:

@itemize @bullet
@item subversion - 1.6.16
@item python - Python 2.7.1
@item curl - curl 7.21.4 (or wget)
@item m4 - GNU M4 1.4.6
@item make - GNU Make 3.81
@item patch - Patch 2.5.8
@item tar - GNU tar 1.26
@item wget - GNU Wget 1.13.4 (or curl)
@end itemize