[rkward/releases/0.6.5] rkward/rbackend: Compile fix for windows.

[Thomas Friedrichsmeier]

Git commit 8808c9e5f8ef4226b0aa0d85e9ee8c6f78fc76c7 by Thomas Friedrichsmeier.
Committed on 12/03/2016 at 16:58.
Pushed by tfry into branch 'releases/0.6.5'.

Compile fix for windows.

Essentially a cherry-pick of eeb001f83bbb8323acefdfb8455d2108df947987

M  +3    -0    rkward/rbackend/rkrbackend.cpp

http://commits.kde.org/rkward/8808c9e5f8ef4226b0aa0d85e9ee8c6f78fc76c7

diff --git a/rkward/rbackend/rkrbackend.cpp b/rkward/rbackend/rkrbackend.cpp
index 2de0a2e..a898a21 100644
--- a/rkward/rbackend/rkrbackend.cpp
+++ b/rkward/rbackend/rkrbackend.cpp
@@ -259,6 +259,9 @@ void RKTransmitNextUserCommandChunk (unsigned char* buf, int buflen) {
 	}
 }
 
+// forward declaration needed on Windows
+void RCleanUp (SA_TYPE saveact, int status, int RunLast);
+
 int RReadConsole (const char* prompt, unsigned char* buf, int buflen, int hist) {
 	RK_TRACE (RBACKEND);