unifdef: Remove #ifdef lines from source files

    2015-02-13 16:31           0 usr/
    2015-02-13 16:31           0 usr/bin/
    2015-02-13 16:31      101229 usr/bin/unifdef.exe
    2015-02-13 16:31        2096 usr/bin/unifdefall
    2015-02-13 16:31           0 usr/share/
    2015-02-13 16:31           0 usr/share/doc/
    2015-02-13 16:31           0 usr/share/doc/Cygwin/
    2015-02-13 16:31        2235 usr/share/doc/Cygwin/unifdef.README
    2015-02-13 16:31           0 usr/share/doc/unifdef/
    2015-02-13 16:31        4278 usr/share/doc/unifdef/COPYING
    2015-02-13 16:31        1449 usr/share/doc/unifdef/INSTALL
    2015-02-13 16:31        1507 usr/share/doc/unifdef/README
    2015-02-13 16:31        9670 usr/share/doc/unifdef/unifdef.txt
    2015-02-13 16:31           0 usr/share/man/
    2015-02-13 16:31           0 usr/share/man/man1/
    2015-02-13 16:31        4413 usr/share/man/man1/unifdef.1.gz
    2015-02-13 16:31           0 usr/share/man/man1/unifdefall.1.gz -> ./unifdef.1.gz