Is this a pkg issue?

[Paul Beard]

I have seen this on a few ports and it gets blamed on pkg. 

=> SHA256 Checksum OK for mysql-5.6.42.tar.gz.
===>  Patching for mysql56-client-5.6.42
===>  Applying extra patch /usr/ports/databases/mysql56-client/../mysql56-server/files/patch-PR225888.diff
===>  Applying FreeBSD patches for mysql56-client-5.6.42
===>   mysql56-client-5.6.42 depends on executable: bison - found
===>   mysql56-client-5.6.42 depends on file: /usr/local/bin/cmake - found
===>   mysql56-client-5.6.42 depends on file: /usr/local/lib/libcrypto.so.9 - found
===>   mysql56-client-5.6.42 depends on shared library: libevent.so - found (/usr/local/lib/libevent.so)
===>   mysql56-client-5.6.42 depends on shared library: liblz4.so - found (/usr/local/lib/liblz4.so)
===>   mysql56-client-5.6.42 depends on shared library: libedit.so.0 - found (/usr/local/lib/libedit.so.0)
===>  Configuring for mysql56-client-5.6.42
===>  Performing out-of-source build
/bin/mkdir -p /usr/ports/databases/mysql56-client/work/.build
*** Signal 11