compile error: httpcookies

hi, i don't know if this is the forum for this but, while doing a "make" to
install web-polygraph 3.0.5, i encountered the following errors, does anyone
know how to solve this? please let me know if you require more info.

HttpCookies.cc:21: instantiated from here
./../src/xstd/Ring.h:70: error: invalid conversion from âconst intâ to
âvoid*â
./../src/xstd/Ring.h:70: error: initializing argument 1 of âvoid*
memmove(void*, const void*, size_t)â
./../src/xstd/Ring.h:72: warning: null argument where non-null required
(argument 1)
./../src/xstd/Ring.h:72: warning: null argument where non-null required
(argument 1)
make[3]: *** [HttpCookies.o] Error 1
make[3]: Leaving directory `/root/polygraph-3.0.5/src/runtime'
make[2]: *** [all-recursive] Error 1
make[2]: Leaving directory `/root/polygraph-3.0.5/src'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/root/polygraph-3.0.5'
make: *** [all] Error 2

-- 
Jevin K. Ramjattan
http://humanotechnology.blogspot.com