build fix: add -I../rts/parallel

diff --git a/includes/Makefile b/includes/Makefile
index bacf4bd..a0923c3 100644 (file)
--- a/includes/Makefile
+++ b/includes/Makefile
@@ -27,7 +27,7 @@ ifeq "$(GhcEnableTablesNextToCode) $(GhcUnregisterised)" "YES NO"
 SRC_CC_OPTS += -DTABLES_NEXT_TO_CODE
 endif
 
-SRC_CC_OPTS += -I. -I../rts
+SRC_CC_OPTS += -I. -I../rts -I../rts/parallel
 ifeq "$(HaveLibGmp)" "YES"
 ifneq "$(GMP_INCLUDE_DIRS)" ""
 SRC_CC_OPTS += -I$(GMP_INCLUDE_DIRS)