- # Each alternative must end in a *, to match a version number.
- -bsd* | -sysv* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
- | -vms* | -sco* | -esix* | -isc* | -aix* | -sunos | -sunos[34]* | -hpux* \
- | -unos* | -osf* | -luna* | -dgux* | -solaris* | -sym* \
- | -amigados* | -msdos* | -newsos* | -unicos* | -aos* \
- | -nindy* | -vxworks* | -ebmon* | -hds* \
- | -riscos* | -linux* | -uniplus* | -iris* | -rtu* | -xenix* \
- | -go32 | -sim | -es1800* | -udi | -hms* | -xray \
- | -os68k* | -none* | -v88r* | -aout | -coff | -elf | -bosx* \
- | -abug | -ecoff)
- # The last three lines above are CYGNUS LOCAL
- ;;
-# start-sanitize-v9
- -v7 | -old* | -aout* | -elf*) ;; # CYGNUS LOCAL
-# end-sanitize-v9
+ # Each alternative MUST END IN A *, to match a version number.
+ # -sysv* is not here because it comes later, after sysvr4.
+ -gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
+ | -*vms* | -sco* | -esix* | -isc* | -aix* | -sunos | -sunos[34]*\
+ | -hpux* | -unos* | -osf* | -luna* | -dgux* | -solaris* | -sym* \
+ | -amigaos* | -amigados* | -msdos* | -newsos* | -unicos* | -aof* \
+ | -aos* \
+ | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \
+ | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
+ | -hiux* | -386bsd* | -netbsd* | -openbsd* | -freebsd* | -riscix* \
+ | -lynxos* | -bosx* | -nextstep* | -cxux* | -aout* | -elf* | -oabi* \
+ | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
+ | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
+ | -cygwin* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
+ | -mingw32* | -linux-gnu* | -uxpv* | -beos* | -mpeix* | -udk* \
+ | -interix* | -uwin* | -rhapsody* | -openstep* | -oskit*)
+ # Remember, each alternative MUST END IN *, to match a version number.
+ ;;
+ -sim | -es1800* | -hms* | -xray | -os68k* | -none* | -v88r* \
+ | -windows* | -osx | -abug | -netware* | -os9* | -beos* \
+ | -macos* | -mpw* | -magic* | -mon960* | -lnews*)
+ ;;
+ -mac*)
+ os=`echo $os | sed -e 's|mac|macos|'`
+ ;;
+ -linux*)
+ os=`echo $os | sed -e 's|linux|linux-gnu|'`
+ ;;