commit - 4f0073fec23f47ede29845f05ff5eab502be93f9
commit + d2ffec702ecc02ddb00700b713865a7868d9805b
blob - 9e1a5d5b0c57787a248902f8a300d3872d076bce
blob + 4898e3149c3b9da195c0c185c6dfd1cee0371126
--- include/draw.h
+++ include/draw.h
@@ -535,6 +535,8 @@ extern char *winsize;
 int	_drawmsgread(Display*, void*, int);
 int	_drawmsgwrite(Display*, void*, int);
 int	_latin1(Rune*, int);
+
+int	mousescrollsize(int);
 
 #if defined(__cplusplus)
 }
blob - 3b472e39bb4b98a3c8de35ed9d98bdca631a2c27
blob + ecc46c2c672d2ed6bffd8caef9ecc2d066a4d2f7
--- include/libc.h
+++ include/libc.h
@@ -561,6 +561,7 @@ extern	void		freenetconninfo(NetConnInfo*);
 #define	ORCLOSE	64	/* or'ed in, remove on close */
 #define	ODIRECT	128	/* or'ed in, bypass the cache */
 #define	OEXCL	0x1000	/* or'ed in, exclusive use (create only) */
+#define	OLOCK	0x2000	/* or'ed in, lock after opening */
 
 #define	AEXIST	0	/* accessible: exists */
 #define	AEXEC	1	/* execute access */