build log : https://bpaste.net/raw/50206e18ac06 /var/tmp/portage/app-crypt/pinentry-0.9.0/temp/pinentry-0.8.2-ncurses.patch.out : https://bpaste.net/raw/52717015122c
Looks to be a local problem. Patch applies for me and this from the out file: ======================================== PATCH COMMAND: patch -p1 -g0 -E --no-backup-if-mismatch < '/usr/portage/app-crypt/pinentry/files/pinentry-0.8.2-ncurses.patch' ======================================== File m4/curses.m4 is read-only; trying to patch anyway patch: **** can't open file m4/curses.m4 : Bad file descriptor patch program exited with status 2