* CMake: Add WITH_BOOST_STACKTRACE option to use libbacktrace * Allow to specify where backtrace.h header is with cmake option -DBOOST_STACKTRACE_BACKTRACE_INCLUDE_FILE="/usr/lib/gcc/x86_64-linux-gnu/10/include/backtrace.h" Co-authored-by: Trond B. Krokli <[email protected]> (cherry picked from commit dc78b5a6a7410092df7ac426fbb2f2551072c889)