libvmime-suse5.x86_64: I: binary-or-shlib-calls-gethostbyname /usr/lib64/libvmime-suse.so.5.0.0 The binary calls gethostbyname(). Please port the code to use getaddrinfo(). libvmime.src:131: W: macro-in-comment %_datadir libvmime.src:131: W: macro-in-comment %_prefix There is a unescaped macro after a shell style comment in the specfile. Macros are expanded everywhere, so check if it can cause a problem in this case and escape the macro with another leading % if appropriate. libvmime-devel.x86_64: W: no-dependency-on libvmime*/libvmime-libs/liblibvmime* 3 packages and 0 specfiles checked; 0 errors, 3 warnings.