Tags: patch Tags: patch Tags: patch Recently on my Debian testing machines, my Emacs built with assertion checks crash at startup with: process.c:8441: Emacs fatal error: assertion failed: lib_child_handler != dummy_handler The patch below seems to fix it, but I have no idea if it's the right thing to do. Stefan In GNU Emacs 29.0.50 (build 1, x86_64-pc-linux-gnux32, GTK+ Version 3.24.34, cairo version 1.16.0) of 2022-07-19 built on alfajor Repository revision: 1c7aefa0c5327803f32aebbdf7cfed8d21f65f96 Repository branch: work Windowing system distributor 'The X.Org Foundation', version 11.0.12101003 System Description: Debian GNU/Linux bookworm/sid Configured using: 'configure -C --enable-checking --enable-check-lisp-object-type --with-modules --with-cairo --with-tiff=ifavailable 'CFLAGS=-Wall -g3 -Og -Wno-pointer-sign' PKG_CONFIG_PATH=/home/monnier/lib/pkgconfig'