Index of /macros/generic/ifxptex
      Name                    Last modified       Size  Description

[DIR] Parent Directory 25-Oct-2017 03:44 - [   ] ifxptex-doc.pdf 04-Sep-2017 07:59 193k [TXT] ifxptex-doc.tex 04-Sep-2017 07:59 8k [TXT] ifxptex.sty 04-Sep-2017 07:59 3k

The ifxptex package --- Detect pTeX and its derivatives

CTAN Homepage:


Version: 2017-09-04 v0.1b

Copyright 2017 Yue ZHANG

License: Knuth License (

This package provides commands for detecting pTeX and its derivatives (e-pTeX,
upTeX, e-upTeX, and ApTeX). Both LaTeX and plain TeX are supported.