* Cygwin does not have regex support, so we use the one we already have in our glibc.
* Keymap.h has a automatic forward declaration of re_registers, which causes a compile break on Cygwin, but not on other platforms. So add a include for regex.h in the header and remove it in the source file.
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@26587 a95241bf-73f2-0310-859d-f6bbb57e9c96
building on Mac OS X (Darwin). A problem with makebootable remains.
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@21165 a95241bf-73f2-0310-859d-f6bbb57e9c96