return 0;
}
+int mpilogb(struct t *t)
+{
+ setupfenv(t->r);
+ t->i = ilogb(t->x);
+ t->e = getexcept();
+ return 0;
+}
+int mpilogbf(struct t *t)
+{
+ setupfenv(t->r);
+ t->i = ilogbf(t->x);
+ t->e = getexcept();
+ return 0;
+}
+int mpilogbl(struct t *t)
+{
+ setupfenv(t->r);
+ t->i = ilogbl(t->x);
+ t->e = getexcept();
+ return 0;
+}
+