CTAN update: iftex

CTAN Announcements ctan-ann at ctan.org
Wed Nov 6 21:26:42 CET 2019

The LaTeX Team  submitted an update to the



Version number: 1.0b
License type: lppl1.3c

Summary description: Am I running under pdfTeX, XeTeX or LuaTeX?

Announcement text:

Minor update to iftex package to improve compatibility with KOMA-Script scrbase package
which defines \ifpdftex with a different syntax.

iftex will now not over-ride the definition.

Users can still use the alternative name \ifPDFTeX to access the iftex definition.
Alternatively(and preferable for compatibility with other document classes)
use the scrbase internalonly option so that package does not define a conflicting \ifpdftex.

This package is located at 

More information is at

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   Thanks for the upload.

     For the CTAN Team
    Ina Dau


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