Updates to Filesystem.cpp/hpp and NetworkSockets.cpp/hpp to fix failing master

Signed-off-by: David Monahan <david.monahan@arm.com>
Change-Id: I566c29754aa586167a938d2c2b4e5069a39b5e50
diff --git a/src/armnnUtils/NetworkSockets.cpp b/src/armnnUtils/NetworkSockets.cpp
index aa9164e..3f17a1b 100644
--- a/src/armnnUtils/NetworkSockets.cpp
+++ b/src/armnnUtils/NetworkSockets.cpp
@@ -88,7 +88,7 @@
 }
 
 
-armnnUtils::Sockets::Socket Accept(Socket s, sockaddr* addr, unsigned int* addrlen, int flags)
+armnnUtils::Sockets::Socket Accept(Socket s, sockaddr* addr, socklen_t* addrlen, int flags)
 {
 #if defined(__unix__)
     return accept4(s, addr, addrlen, flags);