3 files changed, 3 insertions, 0 deletions
diff --git a/lldb/source/Host/common/File.cpp b/lldb/source/Host/common/File.cpp
index 90a4462c6ca..6ee4e894756 100644
--- a/lldb/source/Host/common/File.cpp
+++ b/lldb/source/Host/common/File.cpp
@@ -21,6 +21,7 @@
 #include <sys/ioctl.h>
 #include <sys/stat.h>
 #include <termios.h>
+#include <unistd.h>
 #endif
 
 #include "llvm/Support/ConvertUTF.h"
diff --git a/lldb/source/Host/common/Socket.cpp b/lldb/source/Host/common/Socket.cpp
index 0df9dc02c70..5490e9b30bd 100644
--- a/lldb/source/Host/common/Socket.cpp
+++ b/lldb/source/Host/common/Socket.cpp
@@ -29,6 +29,7 @@
 #include <netinet/tcp.h>
 #include <sys/socket.h>
 #include <sys/un.h>
+#include <unistd.h>
 #endif
 
 #ifdef __linux__
diff --git a/lldb/source/Host/common/TCPSocket.cpp b/lldb/source/Host/common/TCPSocket.cpp
index c013334ce23..a7af93f10a7 100644
--- a/lldb/source/Host/common/TCPSocket.cpp
+++ b/lldb/source/Host/common/TCPSocket.cpp
@@ -34,6 +34,7 @@
 #define CLOSE_SOCKET closesocket
 typedef const char *set_socket_option_arg_type;
 #else
+#include <unistd.h>
 #define CLOSE_SOCKET ::close
 typedef const void *set_socket_option_arg_type;
 #endif