Fixing various compiler warnings and applying minor tweaks to allow running of
the mojority of breakpad unittests in Google.

http://breakpad.appspot.com/399002/



git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@978 4c0a9323-5329-0410-9bdc-e9ce6186880e
diff --git a/configure.ac b/configure.ac
index 2e08169..c2fa749 100644
--- a/configure.ac
+++ b/configure.ac
@@ -45,6 +45,7 @@
 AC_PROG_CPP
 AC_PROG_CXX
 AC_PROG_RANLIB
+AM_CONDITIONAL(GCC, test "$GCC" = yes)   # let the Makefile know if we're gcc
 
 AC_HEADER_STDC
 m4_include(m4/ax_pthread.m4)