fix: check PEM write return values in key export functions#120

atoomic merged 2 commits into

cpan-authors:maincpan-authors/Crypt-OpenSSL-RSA:mainfrom

toddr-bot:koan.toddr.bot/fix-pem-write-error-checkstoddr-bot/Crypt-OpenSSL-RSA:koan.toddr.bot/fix-pem-write-error-checksCopy head branch name to clipboard