Document and improve system options definition in the environment.
authorVadim Zeitlin <vadim@wxwidgets.org>
Sun, 20 Jun 2010 17:43:15 +0000 (17:43 +0000)
committerVadim Zeitlin <vadim@wxwidgets.org>
Sun, 20 Jun 2010 17:43:15 +0000 (17:43 +0000)
commitaa0af8ce541966c0d6f0eea75d29d2bdd054b652
treeb33f130889bc211e704a68b68040c5458979b50c
parente95f081682e00b5250d5d6a1ce5618f3dc3931cd
Document and improve system options definition in the environment.

Document that system options can be defined in the environment.

Replace another character (dash) invalid in environment variable names but
present in some standard system option names with underscore.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@64651 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
interface/wx/sysopt.h
src/common/sysopt.cpp