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-rw-r--r--math/complex.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/math/complex.h b/math/complex.h
index 7ed9890e12..82fae63163 100644
--- a/math/complex.h
+++ b/math/complex.h
@@ -33,7 +33,7 @@ __BEGIN_DECLS
/* We might need to add support for more compilers here. But once ISO
C 9X is out hopefully all maintained compilers will provide the data
types `float complex' and `double complex'. */
-#if (__GNUC__ == 2 && __GNUC_MINOR__ >= 7) || __GNUC__ > 2
+#if __GNUC_PREREQ (2, 7)
# define _Complex __complex__
#endif