diff --git a/ChangeLog b/ChangeLog
index 1836ffea8c..bf841f7b8e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,7 @@
 2008-04-11  Ulrich Drepper  <drepper@redhat.com>
 
+	* sysdeps/unix/sysv/linux/powerpc/bits/mathinline.h (__signbitl):
+	Also use for 32-bit.
 	* sysdeps/ieee754/ldbl-128ibm/s_nearbyintl.c (__nearbyintl): Use
 	__nextafter instead of nextafter to avoid local PLT.
 	* sysdeps/powerpc/fpu/e_sqrt.c: Avoid call to fetestexcept.
diff --git a/sysdeps/unix/sysv/linux/powerpc/bits/mathinline.h b/sysdeps/unix/sysv/linux/powerpc/bits/mathinline.h
index 6d7e006307..4f173912ed 100644
--- a/sysdeps/unix/sysv/linux/powerpc/bits/mathinline.h
+++ b/sysdeps/unix/sysv/linux/powerpc/bits/mathinline.h
@@ -72,11 +72,11 @@ __NTH (__signbit (double __x))
   __extension__ union { double __d; int __i[2]; } __u = { __d: __x };
   return __u.__i[0] < 0;
 }
-#  if defined __powerpc64__ && defined __LONGDOUBLE128
+#  ifdef __LONGDOUBLE128
 __MATH_INLINE int
 __NTH (__signbitl (long double __x))
 {
-  __extension__ union { long double __d; long int __i[2]; } __u = { __d: __x };
+  __extension__ union { long double __d; int __i[4]; } __u = { __d: __x };
   return __u.__i[0] < 0;
 }
 #  endif