-set(THREADS_PREFER_PTHREAD_FLAG ON)
# globals
-include(CTest)
+if(CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME)
+ include(CTest)
+endif()
include(GNUInstallDirs)
include(CMakePackageConfigHelpers)
check_decl(MSG_NOSIGNAL sys/socket.h)
check_decl(rcvtimeo sys/socket.h)
check_decl(sndtimeo sys/socket.h)
+check_decl(setenv stdlib.h)
check_decl(strerror string.h)
check_decl(strerror_r string.h)
check_compiles(HAVE_STRERROR_R_CHAR_P "char x, y = *strerror_r(0,&x,1);" string.h)