cmake PAGMO_HAVE_FORK_SYSCALL examples

esa/pagmo2 CMakeLists.txt :55

CHECK_CXX_SYMBOL_EXISTS(fork "unistd.h;sys/types.h" PAGMO_HAVE_FORK_SYSCALL)

asset-group/5ghoul-5g-nr-attacks libs/pagmo2/CMakeLists.txt :55

CHECK_CXX_SYMBOL_EXISTS(fork "unistd.h;sys/types.h" PAGMO_HAVE_FORK_SYSCALL)