turn off NETLIB_THREAD for now since it's making us use 100% of the CPU and may be causing a PR_ASSERT(0) in netlib

config/config.mk

@@ -521,7 +521,8 @@ DEFINES		+= -DMOZ_MAIL_COMPOSE
 endif
 
 ifdef MOZ_MAIL_NEWS
-DEFINES += -DMOZ_MAIL_NEWS
+# for now, don't define MOZ_MAIL_NEWS inside source
+# DEFINES += -DMOZ_MAIL_NEWS
 endif
 
 ifdef MOZ_DARK
@@ -676,7 +677,7 @@ DEFINES		+= -DSTANDALONE_IMAGE_LIB
 endif
 
 ifdef MODULAR_NETLIB
-DEFINES 	+= -DMODULAR_NETLIB -DNETLIB_THREAD
+DEFINES 	+= -DMODULAR_NETLIB # -DNETLIB_THREAD
 endif
 
 ifndef MOZ_FE