first try on new version

new_version/roaring_bitmap/set.h

@@ -0,0 +1,12 @@
+#ifndef ARSV_SET_H
+#define ARSV_SET_H
+
+struct set;
+
+int rpmsetcmp(const char *set1, const char *set2);
+struct set *set_new(void);
+void set_add(struct set *set, const char *sym);
+const char *set_fini(struct set *set, int bpp);
+struct set *set_free(struct set *set);
+
+#endif