git-svn-id: svn://kolibrios.org@224 a494cfbc-eb01-0410-851d-a64ba20cac60
2)restore COM2 IRQ handler 3)added new fn 37.4 37.5 git-svn-id: svn://kolibrios.org@221 a494cfbc-eb01-0410-851d-a64ba20cac60