Remove dataqueue/pipe if not enable RT_USING_HEAP, supply the missing `not`.
@@ -4,7 +4,7 @@ cwd = GetCurrentDir()
src = Glob('*.c')
CPPPATH = [cwd + '/../include']
-if GetDepend('RT_USING_HEAP'):
+if not GetDepend('RT_USING_HEAP'):
SrcRemove(src, 'dataqueue.c')
SrcRemove(src, 'pipe.c')