(libunwind_la_SOURCES_x86): Mention x86/offsets.h.

(Logical change 1.131)
diff --git a/src/Makefile.am b/src/Makefile.am
index 01862a4..3f204b1 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -78,6 +78,8 @@
 	hppa/Lget_proc_info-hppa.c hppa/Lregs-hppa.c hppa/Lstep-hppa.c
 
 libunwind_la_SOURCES_x86 = $(libunwind_la_SOURCES_common)		\
+	x86/offsets.h							\
+									\
 	elf32.c elf32.h							\
 									\
 	x86/flush_cache-x86.c x86/get_accessors-x86.c x86/global-x86.c	\