cmake HAS_BACKTRACE examples

geektcp/Y-Lang dep/boost/CMakeLists.txt :99 

CHECK_INCLUDE_FILE(${BOOST_STACKTRACE_BACKTRACE_INCLUDE_FILE} HAS_BACKTRACE)

geektcp/Y-Lang dep/boost/CMakeLists.txt :101 

CHECK_INCLUDE_FILE("backtrace.h" HAS_BACKTRACE)

geektcp/UeCore dep/boost/CMakeLists.txt :99 

CHECK_INCLUDE_FILE(${BOOST_STACKTRACE_BACKTRACE_INCLUDE_FILE} HAS_BACKTRACE)

geektcp/UeCore dep/boost/CMakeLists.txt :101 

CHECK_INCLUDE_FILE("backtrace.h" HAS_BACKTRACE)

glKarin/com.n0n3m4.diii4a Q3E/src/main/jni/xash3d/xash3d-fwgs/3rdparty/gl4es/gl4es/CMakeLists.txt :36 

check_symbol_exists(backtrace "execinfo.h" HAS_BACKTRACE)

glKarin/com.n0n3m4.diii4a Q3E/src/main/jni/xash3d/xash3d-fwgs/3rdparty/gl4es/gl4es/CMakeLists.txt :38 

add_definitions(-DHAS_BACKTRACE)

ptitSeb/gl4es CMakeLists.txt :38 

check_symbol_exists(backtrace "execinfo.h" HAS_BACKTRACE)

ptitSeb/gl4es CMakeLists.txt :40 

add_definitions(-DHAS_BACKTRACE)