Depends-on:
math
extensions
-frexpl [test $HAVE_LOGL = 0]
-isnanl [test $HAVE_LOGL = 0]
-floorl [test $HAVE_LOGL = 0]
+log [test $HAVE_LOGL = 0 && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 1]
+frexpl [test $HAVE_LOGL = 0 && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]
+isnanl [test $HAVE_LOGL = 0 && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]
+floorl [test $HAVE_LOGL = 0 && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]
configure.ac:
gl_FUNC_LOGL