Log Message:

updated to NetBSD awk 20071026.
 Major changes from original nawk:
   - fixed: serious bug with regular expression, NetBSD PR/33392
   - tolower/toupper functions support multibyte charsets, NetBSD PR/36394
   - there is no hardcoded limit on number of open files, NetBSD PR/37205
 Change from previous version.
   - fix in literal strings 

     cvs diff -r 1.7 -r 1.8 dist/nawk/lex.c

     date: 2007/10/25 14:40:33;  author: he;  state: Exp;  lines: +1 -0
     Bring back the fix in revision 1.6, apparently accidentally lost
     during last merge, to allow escape of a newline in string literals.