add USE_AUTOTOOLS back to fix build failure.

Submitted by:	swills@
- Stage support

PR:		190976
- Stage support

PR:		190979
- Stage support

PR:		190996
- Stage support

PR:		190998
- Stage support

PR:		190999
- Stage support

PR:		191005
Fix linking issue raised by forced upgrade rendered icu module unusable.
- Stage support

PR:		191006
- Stage support

PR:		191008
- Stage support

PR:		191023
- Stage support

PR:		191024
- Stage support

PR:		191038
- Fix typo

PR:		191026
1: Stagify.
2: use @owner, @group, @mode.

Approved by:	portmgr@
Stagify.

Approved by:	portmgr@
Merge remote-tracking branch 'upstream/master'