Index: uspace/lib/libc/arch/ia64/Makefile.inc
===================================================================
--- uspace/lib/libc/arch/ia64/Makefile.inc	(revision b9e7944055fbefcc560af681ef9fafaffaeaba03)
+++ uspace/lib/libc/arch/ia64/Makefile.inc	(revision 2640b6c339d924c39977ef989d48ec2aa12fcd77)
@@ -42,5 +42,6 @@
 ARCH_SOURCES += arch/$(ARCH)/src/syscall.S \
 		arch/$(ARCH)/src/fibril.S \
-		arch/$(ARCH)/src/tls.c
+		arch/$(ARCH)/src/tls.c\
+		arch/$(ARCH)/src/ddi.c
 
 BFD_NAME = elf64-ia64-little