Define "OBSTACK_CHUNK_SIZE" as getpagesize(). Our malloc can allocte pagesized blocks efficiently and the EGCS default size of 4072 bytes is not optimal.
Define "OBSTACK_CHUNK_SIZE" as getpagesize().
Our malloc can allocte pagesized blocks efficiently and the EGCS default size
of 4072 bytes is not optimal.

Submitted by:	Hidetoshi Shimokawa <simokawa@sat.t.u-tokyo.ac.jp>

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase