Module Name:	src
Committed By:	dyoung
Date:		Fri Jul 28 17:34:13 UTC 2006

Modified Files:
	src/sys/netinet: in_gif.c ip_gre.c
	src/sys/sys: mbuf.h

Log Message:
Extract predicate M_UNWRITABLE(m, len), which is true iff len
consecutive bytes at the front of m are writable (i.e., neither
shared nor read-only).


To generate a diff of this commit:
cvs rdiff -r1.49 -r1.50 src/sys/netinet/in_gif.c
cvs rdiff -r1.39 -r1.40 src/sys/netinet/ip_gre.c
cvs rdiff -r1.128 -r1.129 src/sys/sys/mbuf.h

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.