re2_test.cc: Ask sysconf() for pagesize rather than assuming multiple of 8k Tests fail on Debian/ia64 because ia64 has 16k pages, but we try to munmap an 8k page.
re2_test.cc: Ask sysconf() for pagesize rather than assuming multiple of 8k
Tests fail on Debian/ia64 because ia64 has 16k pages, but we try to munmap an 8k page.

Fixes issue 45

R=rsc
CC=re2-dev
http://codereview.appspot.com/5296045

Committer: Russ Cox <5ad239cb8a44f659eaaee0aa1ea5b94947abe557@swtch.com>

tst2005googlecode/re2,lamuguo/re2,zeusdeux/re2,nelhage/re2,tst2005googlecode/re2,zeusdeux/re2,zeusdeux/re2,lamuguo/re2,PiRSquared17/re2,pombreda/re2,dragonkid/re2,pombreda/re2,pombreda/re2,nelhage/re2,zeusdeux/re2,PiRSquared17/re2,lamuguo/re2,dragonkid/re2,Distrotech/re2,zeusdeux/re2,dragonkid/re2,nelhage/re2,PiRSquared17/re2,Distrotech/re2,PiRSquared17/re2,dragonkid/re2,tst2005googlecode/re2,tst2005googlecode/re2,lamuguo/re2,nelhage/re2,Distrotech/re2,tst2005googlecode/re2,pombreda/re2,Distrotech/re2,PiRSquared17/re2,pombreda/re2,nelhage/re2,lamuguo/re2,Distrotech/re2,nelhage/re2,dragonkid/re2