m4 M4 - GNU M4 (part of developer) 3.6.0 2025-03-14 eisfair-64 the eisfair team, team(at)eisfair(dot)org stable
devel
glibc 3.6.0 devtools 3.6.0 Internal Program Version: M4 1.4.18 GNU m4 is an implementation of the traditional Unix macro processor. https://www.gnu.org/software/m4