Log message:
web2c: update to 2026

part of TeXlive 2026

* All CWEB programs work –verbosely by default again.
* All CWEB programs no longer fail in case of warning messages.
* ctangle produces far less whitespace in preprocessor macros.
* ctwill-proofsort supports multiple definitions for the same identifier.
* fmtutil, updmap: make self-locating as with tlmgr.
* mp_number_to_scaled returns a 64-bit signed integer instead of the \ 
system-dependent int. Internally, start on replacing int with int64_t in \ 
general.
* mp_hard_times fixed.
* Fixes for weave.

Log message:
*: recursive bump for removal of cairo's xcb option

Log message:
*: recursive bump for pcre2

Running an old binary against the new pcre doesn't work:
/usr/pkg/lib/libpcre2-8.so.0: version PCRE2_10.47 required by \ 
/usr/pkg/lib/libglib-2.0.so.0 not defined

Log message:
web2c: update to 2025

part of TeXLive 2025

epTeX, eupTeX:
* Support combining characters with multiple codepoints, Unicode Latin
  characters and 16-bit OFM Level-0 with new kcatcodes: modifier(20),
  latin_ucs(14).

pdfTeX:
* new primitive \pdfptexuseunderscore to use _ instead of . in various
  dictionary entries, e.g., PTEX_Fullbanner instead of PTEX.Fullbanner.
* Don’t omit real spaces just because the font changes.
* Increase tolerance for detecting interword spaces in overfull lines.
* Ignore tiny resolutions like 1x1 embedded in images instead of exceeding
  \maxdimen.

CWEB:
* New option +F for cweave and ctwill for compound statements.
* Sync pdf bookmark pages with table-of-contents.
* Integration of Martin Ruckert’s solution for faster index sorting.
* Support macro \9 for sorting names-of-the-sections.
* Improved sorting algorithm in ctwill-proofsort.
* Output names-of-the-sections in ctwill format.

Log message:
*: bump for cairo buildlink3.mk change

lzo was made an option

Log message:
web2c: update to 2024

Part of TeXlive 2024

MetaPost:
* MPFI library now included for interval arithmetic; enabled with
  --numbersystem=interval.

pdfTeX:
* More reliable text extraction on BigEndian systems.
* More checks against corrupt pfb, fmt, pdf files.
* Avoid writing a corrupt pdf given unusual pdf inclusions.
* Manual converted to LaTeX and thoroughly reviewed, though substantive
  updates are minimal.

epTeX, eupTeX:
* eptex no longer built separately; it runs in euptex’s legacy-encoding mode.

CWEB:
* Support LuaTeX as backend TeX engine.
* Fix buffer overflow on lines with no breakpoint.

Log message:
*: recursive bump for cairo dependency changes

Log message:
*: revebump for new brotli option for freetype2

Addresses PR 57693