Thanks for your report. I've fixed the problem in my repository. The fixed version will be released after the World Cup.
Awesome! Thanks. BTW, are you also the developer of https://sourceforge.net/p/sserver/discussion/76440/thread/e61e21e8/?limit=25#6fca
Soccerwindow2 5.1.0 (soccerwindow2-5.1.0.tar.gz)
Also reported here: https://sourceforge.net/p/sserver/discussion/76440/thread/e61e21e8/
and here: https://sourceforge.net/p/sserver/mailman/message/34765272/
There needs to be a space between "$QT4_REQUIRED_MODULES)" and "$($PKG_CONFIG" so it should be
This causes build failure on OS X with errors like "ld: framework not found Security-lz" since it should be "-framework Security -lz" but without the space it thinks it's supposed to find a framework named "Security-lz".
https://github.com/Homebrew/homebrew-core/pull/1044/files/97ef12f6ad7dc4bf7d563d8bf9a6a1d2bd96d3ee#diff-86d6e7935b7060d3f9a9915015f36e1fR19
and
https://github.com/Homebrew/homebrew-core/blob/master/Formula/rcssserver.rb#L70-L77