Applied third `scrollback` patch.

Allow scrollback using mouse wheel only when not in MODE_ALTSCREEN.

1 files changed, 1 insertions, 0 deletions

diff --git a/st.h b/st.h
index 5b9567a..d8bf1f0 100644
--- a/st.h
+++ b/st.h
@@ -91,6 +91,7 @@ void sendbreak(const Arg *);
 void toggleprinter(const Arg *);
 
 int tattrset(int);
+int tisaltscr(void);
 void tnew(int, int);
 void tresize(int, int);
 void tsetdirtattr(int);