setcontext.S causes problems with cross compilation.

Signed-off-by: Arun Sharma <address@hidden>

diff --git a/src/Makefile.am b/src/Makefile.am
index ac20d7b..07eadf9 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -180,21 +180,21 @@ # The list of files that go both into li
 libunwind_la_SOURCES_x86_64_common = $(libunwind_la_SOURCES_common)	\
 	$(dwarf_SOURCES_common)						\
 	elf64.c elf64.h							\
-	x86_64/setcontext.S						\
 	x86_64/init.h x86_64/unwind_i.h x86_64/ucontext_i.h		\
-	x86_64/is_fpreg.c x86_64/regname.c
+	x86_64/is_fpreg.c x86_64/regname.c x86_64/offsets.h
 
 # The list of files that go into libunwind:
 libunwind_la_SOURCES_x86_64 = $(libunwind_la_SOURCES_x86_64_common)	    \
 	$(libunwind_la_SOURCES_local)					    \
 	$(dwarf_SOURCES_local)						    \
 	dwarf/Lfind_proc_info-lsb.c					    \
+	x86_64/setcontext.S						\
 	x86_64/Lcreate_addr_space.c x86_64/Lget_save_loc.c x86_64/Lglobal.c \
 	x86_64/Linit.c x86_64/Linit_local.c x86_64/Linit_remote.c	    \
 	x86_64/Lis_signal_frame.c x86_64/Lget_proc_info.c x86_64/Lregs.c    \
 	x86_64/Lresume.c x86_64/Lstep.c
 
-# The list of files that go into libunwind:
+# The list of files that go into libunwind-x86_64:
 libunwind_x86_64_la_SOURCES_x86_64 = $(libunwind_la_SOURCES_x86_64_common)  \
 	$(libunwind_la_SOURCES_generic)					    \
 	$(dwarf_SOURCES_generic)					    \