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-rw-r--r--stdio-common/printf_size.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/stdio-common/printf_size.c b/stdio-common/printf_size.c
index 4f2807bf77..cfb2c94c02 100644
--- a/stdio-common/printf_size.c
+++ b/stdio-common/printf_size.c
@@ -136,13 +136,13 @@ printf_size (FILE *fp, const struct printf_info *info, const void *const *args)
       fpnum.ldbl.d = *(const long double *) args[0];
 
       /* Check for special values: not a number or infinity.  */
-      if (__isnanl (fpnum.ldbl.d))
+      if (INTUSE(__isnanl) (fpnum.ldbl.d))
 	{
 	  special = "nan";
 	  wspecial = L"nan";
 	  negative = 0;
 	}
-      else if (__isinfl (fpnum.ldbl.d))
+      else if (INTUSE(__isinfl) (fpnum.ldbl.d))
 	{
 	  special = "inf";
 	  wspecial = L"inf";
@@ -162,13 +162,13 @@ printf_size (FILE *fp, const struct printf_info *info, const void *const *args)
       fpnum.dbl.d = *(const double *) args[0];
 
       /* Check for special values: not a number or infinity.  */
-      if (__isnan (fpnum.dbl.d))
+      if (INTUSE(__isnan) (fpnum.dbl.d))
 	{
 	  special = "nan";
 	  wspecial = L"nan";
 	  negative = 0;
 	}
-      else if (__isinf (fpnum.dbl.d))
+      else if (INTUSE(__isinf) (fpnum.dbl.d))
 	{
 	  special = "inf";
 	  wspecial = L"inf";