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-rw-r--r--Makefile.rules12
1 files changed, 7 insertions, 5 deletions
diff --git a/Makefile.rules b/Makefile.rules
index 59d8440..66d90f1 100644
--- a/Makefile.rules
+++ b/Makefile.rules
@@ -522,11 +522,13 @@ ifdef UNIVERSAL
# Building universal cannot compute dependencies automatically.
DISABLE_AUTO_DEPENDENCIES=1
else
- ifeq ($(ARCH),x86_64)
- CompileCommonOpts += -m64
- else
- ifeq ($(ARCH),x86)
- CompileCommonOpts += -m32
+ ifeq ($(OS),Darwin)
+ ifeq ($(ARCH),x86_64)
+ CompileCommonOpts += -m64
+ else
+ ifeq ($(ARCH),x86)
+ CompileCommonOpts += -m32
+ endif
endif
endif
endif