diff --git a/main/Makefile b/main/Makefile
index a400ebd300..23e4e22f2d 100644
--- a/main/Makefile
+++ b/main/Makefile
@@ -37,9 +37,14 @@ OBJS+=stdtime/localtime.o
 # by a module.
 OBJS+=say.o
 
-ifeq ($(wildcard /usr/include/sys/poll.h),)
+ifneq ($(findstring darwin,$(OSARCH)),)
   OBJS+=poll.o
   ASTCFLAGS+=-DPOLLCOMPAT
+else
+  ifeq ($(wildcard /usr/include/sys/poll.h),)
+    OBJS+=poll.o
+    ASTCFLAGS+=-DPOLLCOMPAT
+  endif
 endif
 
 ifeq ($(wildcard /usr/include/dlfcn.h),)