diff -r 77f062a41850 -r d2c1f80118de common/makefiles/IdlCompilation.gmk
--- a/common/makefiles/IdlCompilation.gmk	Thu Dec 27 20:15:22 2012 +0100
+++ b/common/makefiles/IdlCompilation.gmk	Thu Dec 27 20:18:21 2012 +0100
@@ -87,7 +87,7 @@
 $1_SRC := $$(abspath $$($1_SRC))
 $1_BIN := $$(abspath $$($1_BIN))
 # Find all existing java files and existing class files.
-$$(shell $(MKDIR) -p $$($1_SRC) $$($1_BIN))
+$$(eval $$(call MakeDir,$$($1_BIN)))
 $1_SRCS     := $$(shell find $$($1_SRC) -name "*.idl")
 $1_BINS     := $$(shell find $$($1_BIN) -name "*.java")
 # Prepend the source/bin path to the filter expressions.