Improved BoehmGC configure script to no longer assume that presence of valgrind implied the presence of a valgrind include directory.  This should fix Roxana's build since her valgrind installation didn't seem to include the include paths.
Improved BoehmGC configure script to no longer
assume that presence of valgrind implied the
presence of a valgrind include directory.  This
should fix Roxana's build since her valgrind
installation didn't seem to include the include
paths.

John, as a sanity check, is your valgrind include
a sibling of your binary?  Which is to say:

	.../bin/valgrind
	.../include/valgrind/*.h


git-svn-id: 88467cb1fb04b8a755be7e1ee1026be4190196ef@1808 3a8e244f-b0f2-452b-bcba-4c88e055c3ca

sungeunchoi/chapel,sungeunchoi/chapel,hildeth/chapel,sungeunchoi/chapel,chizarlicious/chapel,chizarlicious/chapel,chizarlicious/chapel,chizarlicious/chapel,hildeth/chapel,sungeunchoi/chapel,CoryMcCartan/chapel,hildeth/chapel,sungeunchoi/chapel,sungeunchoi/chapel,hildeth/chapel,hildeth/chapel,CoryMcCartan/chapel,CoryMcCartan/chapel,chizarlicious/chapel,CoryMcCartan/chapel,chizarlicious/chapel,hildeth/chapel,CoryMcCartan/chapel,CoryMcCartan/chapel,chizarlicious/chapel,sungeunchoi/chapel,CoryMcCartan/chapel,hildeth/chapel,sungeunchoi/chapel