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-rw-r--r--math/s_fdim.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/math/s_fdim.c b/math/s_fdim.c
index a051ed8db9..1786521c17 100644
--- a/math/s_fdim.c
+++ b/math/s_fdim.c
@@ -33,8 +33,10 @@ __fdim (double x, double y)
 
   return r;
 }
+#ifndef __fdim
 weak_alias (__fdim, fdim)
-#ifdef NO_LONG_DOUBLE
+# ifdef NO_LONG_DOUBLE
 strong_alias (__fdim, __fdiml)
 weak_alias (__fdim, fdiml)
+# endif
 #endif