diff -Nrbu seamonkey-2.19/comm-release/mozilla/build/unix/elfhack/Makefile.in seamonkey-2.19-OK/comm-release/mozilla/build/unix/elfhack/Makefile.in
--- seamonkey-2.19/comm-release/mozilla/build/unix/elfhack/Makefile.in	2013-06-29 09:00:27.000000000 +0400
+++ seamonkey-2.19-OK/comm-release/mozilla/build/unix/elfhack/Makefile.in	2013-07-05 16:47:52.857916823 +0400
@@ -23,7 +23,7 @@
   elfhack.cpp \
   $(NULL)
 
-OS_CXXFLAGS := $(filter-out -fno-exceptions,$(OS_CXXFLAGS)) -fexceptions
+HOST_CXXFLAGS := $(filter-out -fno-exceptions,$(HOST_CXXFLAGS)) -fexceptions
 
 ifneq (,$(filter %86,$(TARGET_CPU)))
 CPU := x86