message: cmake: Enable process_vm_readv detection on android
  Only android and linux can have this function as far as I am aware, but
  it seems cleaner to enable this code for all platforms.
diff: @@ -334,7 +334,6 @@ if (HAVE_LIBDL)
  list(APPEND system_libs ${CMAKE_DL_LIBS})
  endif()
  -if (CMAKE_SYSTEM_NAME MATCHES "Linux")
  # Check for syscall used by lldb-server on linux.
  # If these are not found, it will fall back to ptrace (slow) for memory reads.
  check_cxx_source_compiles("
  @@ -356,7 +355,6 @@ if (CMAKE_SYSTEM_NAME MATCHES "Linux")
  add_definitions(-DHAVE_NR_PROCESS_VM_READV)
  endif()
  endif()
  -endif()
  # Figure out if lldb could use lldb-server. If so, then we'll
  # ensure we build lldb-server when an lldb target is being built.
  