add warnings to selinux-h module's configure macros

[gnulib.git] / lib / printf-frexp.h

diff --git a/lib/printf-frexp.h b/lib/printf-frexp.h
index 5c0f0cc..46c3276 100644 (file)
--- a/lib/printf-frexp.h
+++ b/lib/printf-frexp.h
@@ -19,5 +19,5 @@
    where exp >= DBL_MIN_EXP - 1,
          mantissa < 2.0,
          if x is not a denormalized number then mantissa >= 1.0.
-   Store exp and return mantissa.  */
-extern double printf_frexp (double x, int *exp);
+   Store exp in *EXPPTR and return mantissa.  */
+extern double printf_frexp (double x, int *expptr);