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Diffstat (limited to 'bsp/simulator/drivers/SConscript')
-rw-r--r--bsp/simulator/drivers/SConscript2
1 files changed, 1 insertions, 1 deletions
diff --git a/bsp/simulator/drivers/SConscript b/bsp/simulator/drivers/SConscript
index 9db472bec0..d43216fa34 100644
--- a/bsp/simulator/drivers/SConscript
+++ b/bsp/simulator/drivers/SConscript
@@ -8,7 +8,7 @@ src = ['board.c', 'uart_console.c']
LIBS = []
LIBPATH = []
CPPPATH = [cwd]
-CPPDEFINES = []
+CPPDEFINES = ['RT_USING_LIBC']
if rtconfig.CROSS_TOOL == 'msvc':
CPPDEFINES += \