Remove unnecessary RE_TOKEN_INIT_BUG stuff.
Sync regex with GLIBC.
Merge branch 'gawk-4.1-stable'
Fix issue with old readline lib on Mac OS X.
Merge branch 'gawk-4.1-stable'
Sync getopt with GLIBC.
Sync dfa with grep.
Merge branch 'gawk-4.1-stable'
Fixes based on problems from a static checker.
Merge branch 'gawk-4.1-stable'
Fix generation of Maketests file.
Fix problem when extending NF. See test/nfloop.
Merge branch 'gawk-4.1-stable'
Sync dfa.c from grep for static checker fix.
Merge branch 'gawk-4.1-stable'
Remove obsolete macros from gawktexi.in.
Merge branch 'gawk-4.1-stable'
Fix core dump in debug.c for breakpoint w/o line.
Add readfile function.
Merge branch 'gawk-4.1-stable'