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-rw-r--r--sysdeps/x86_64/fpu/bits/fenv.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/sysdeps/x86_64/fpu/bits/fenv.h b/sysdeps/x86_64/fpu/bits/fenv.h
index de47cac72a..75884dcfaf 100644
--- a/sysdeps/x86_64/fpu/bits/fenv.h
+++ b/sysdeps/x86_64/fpu/bits/fenv.h
@@ -79,7 +79,7 @@ typedef struct
unsigned int __data_offset;
unsigned short int __data_selector;
unsigned short int __unused5;
-#if __x86_64__
+#ifdef __x86_64__
unsigned int __mxcsr;
#endif
}