On Feb 22, 2011, at 1:31 PM, YAMAMOTO Takashi wrote: > Module Name: src > Committed By: yamt > Date: Tue Feb 22 21:31:16 UTC 2011 > > Added Files: > src/common/lib/libc/gen: radixtree.c > src/sys/sys: radixtree.h > > Log Message: > an implementation of radix tree. the idea from linux. How is that different from ptree?