Assorted minor changes to silence Windows compiler warnings.

Mostly to do with macro redefinitions or object signedness.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/include/port/win32.h b/src/include/port/win32.h
index 2914a59811f..34f40041298 100644
--- a/src/include/port/win32.h
+++ b/src/include/port/win32.h
@@ -336,7 +336,7 @@ SOCKET		pgwin32_accept(SOCKET s, struct sockaddr * addr, int *addrlen);
 int			pgwin32_connect(SOCKET s, const struct sockaddr * name, int namelen);
 int			pgwin32_select(int nfds, fd_set *readfs, fd_set *writefds, fd_set *exceptfds, const struct timeval * timeout);
 int			pgwin32_recv(SOCKET s, char *buf, int len, int flags);
-int			pgwin32_send(SOCKET s, char *buf, int len, int flags);
+int			pgwin32_send(SOCKET s, const void *buf, int len, int flags);
 
 const char *pgwin32_socket_strerror(int err);
 int			pgwin32_waitforsinglesocket(SOCKET s, int what, int timeout);