arkdb/arkproxy
plugin/auth_socket/CMakeLists.txt
:31
CHECK_CXX_SOURCE_COMPILES(
"#include <sys/types.h>
#include <sys/socket.h>
int main() {
struct sockpeercred cred;
getsockopt(0, SOL_SOCKET, SO_PEERCRED, &cred, 0);
}" HAVE_SOCKPEERCRED)