given compiler version :: gcc --version gcc (GCC) 15.1.1 20250425 workaround is :: export CFLAGS="-std=gnu17" then proceed with the build. ---------- Forwarded message ---------- Date: Sat, 31 May 2025 07:05:54 +0000 From: not...@aur.archlinux.org For those trying to build this. GCC 15 will complain because the default gnu standard is now gcc23. until the source code can be patched, a work around is adding -std=gnu17 to the CFLAGS make options in the PKGBUILD https://aur.archlinux.org/packages/alpine