Fix depwarn on 0.6 due to vectorized functions

Author: yuyichao

REQUIRE

@@ -1 +1,2 @@
 julia 0.4
+Compat 0.9.1

src/NaNMath.jl

@@ -1,13 +1,15 @@
 __precompile__()
 module NaNMath
 
+using Compat
+
 for f in (:sin, :cos, :tan, :asin, :acos, :acosh, :atanh, :log, :log2, :log10,
           :lgamma, :log1p)
     @eval begin
         ($f)(x::Float64) = ccall(($(string(f)),Base.Math.libm), Float64, (Float64,), x)
         ($f)(x::Float32) = ccall(($(string(f,"f")),Base.Math.libm), Float32, (Float32,), x)
         ($f)(x::Real) = ($f)(float(x))
-        @vectorize_1arg Number $f
+        Compat.@dep_vectorize_1arg Number $f
     end
 end