on FreeBSD Kea should prefer clang instead of gcc
as it fails on linking with log4cplus.
It could be done in configure.ac this way:
if uname="FreeBSD" # override configure preference for gcc AC_PROG_CC(clang llvm-gcc gcc) AC_PROG_CXX(clang++ llvm-g++ g++) else AC_PROG_CC AC_PROG_CXX fi
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