gh-155499: Fix curses window.border() and window.box() with 0 - #155871

gh-155499: Fix curses window.border() and window.box() with 0#155871

serhiy-storchaka wants to merge 1 commit into

python:mainpython/cpython:mainfrom

serhiy-storchaka:curses-border-box-zeroserhiy-storchaka/cpython:curses-border-box-zeroCopy head branch name to clipboard