Ensured __declspec(dll*) is only defined on windows
Ensured __declspec(dll*) is only defined on windows


Former-commit-id: 3359d6ae1f1759f38a76e1d06da98c2c84f6b67b
Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,darkbuck/Halide,darkbuck/Halide,Trass3r/Halide,Trass3r/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide