Defining C-style symbolic constants for the CSS output styles.

sass_interface.h

@@ -2,6 +2,11 @@
 extern "C" {
 #endif
 
+#define SASS_STYLE_NESTED     0;
+#define SASS_STYLE_EXPANDED   1;
+#define SASS_STYLE_COMPACT    2;
+#define SASS_STYLE_COMPRESSED 3;
+
 struct sass_context {
   char* sass_path;
   char* css_path;

sassc.c

@@ -31,7 +31,7 @@ int main(int argc, char** argv)
 	ctx->sass_path = NULL;
 	ctx->css_path = NULL;
 	ctx->include_paths = "::/blah/bloo/fuzz:/slub/flub/chub::/Users/Aaron/dev/libsass/::::/huzz/buzz:::";
-	ctx->output_style = 0;
+	ctx->output_style = SASS_STYLE_NESTED;
 	ctx->input_file = argv[1];
 	ctx->input_string = NULL;