1 files changed, 4 insertions, 0 deletions
diff --git a/mk/deps.mk b/mk/deps.mk
index 2edb208a..25a9c2aa 100644
--- a/mk/deps.mk
+++ b/mk/deps.mk
@@ -218,6 +218,10 @@ all: mk/cacos.d
 mk/cacos.d: src/complex/cacos.c
 	sh mk/deps.sh src/complex/cacos.c
 
+all: mk/__undefined.d
+mk/__undefined.d: src/__undefined.c
+	sh mk/deps.sh src/__undefined.c
+
 all: mk/strspn.d
 mk/strspn.d: src/string/strspn.c
 	sh mk/deps.sh src/string/strspn.c