perl-Crypt-OpenSSL-RSA-0.28-15.fc26 fails to build in F26: gcc -c -D_REENTRANT -D_GNU_SOURCE -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong --param=ssp-buffer-size=4 -grecord-gcc-switches -m64 -mtune=generic -fwrapv -fno-strict-aliasing -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -g -DVERSION=\"0.28\" -DXS_VERSION=\"0.28\" -fPIC "-I/usr/lib64/perl5/CORE" -DPERL5 -DOPENSSL_NO_KRB5 RSA.c RSA.xs: In function '_is_private': RSA.xs:52:22: error: dereferencing pointer to incomplete type 'RSA {aka struct rsa_st}' return(p_rsa->rsa->d != NULL); ^~ This is caused by upgrading openssl from 1:1.0.2j-1.fc26 to 1:1.1.0b-1.fc26.
I developed a fix and posted it to the upstream bug report.
No reply from upstream in two weeks. I will apply it into Fedora.