RPM build fix (reverted CI changes which will need to be un-reverted or made conditional) and vendor Rust dependencies to make builds much faster in any CI system.

zeroidc/vendor/cbindgen/tests/expectations/nonnull_attribute.both.c

@@ -0,0 +1,52 @@
+#ifdef __clang__
+#define CBINDGEN_NONNULL _Nonnull
+#else
+#define CBINDGEN_NONNULL
+#endif
+
+
+#include <stdarg.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdlib.h>
+
+typedef struct Opaque Opaque;
+
+typedef struct References {
+  const struct Opaque *CBINDGEN_NONNULL a;
+  struct Opaque *CBINDGEN_NONNULL b;
+  const struct Opaque *c;
+  struct Opaque *d;
+} References;
+
+typedef struct Pointers_u64 {
+  float *CBINDGEN_NONNULL a;
+  uint64_t *CBINDGEN_NONNULL b;
+  struct Opaque *CBINDGEN_NONNULL c;
+  uint64_t *CBINDGEN_NONNULL *CBINDGEN_NONNULL d;
+  float *CBINDGEN_NONNULL *CBINDGEN_NONNULL e;
+  struct Opaque *CBINDGEN_NONNULL *CBINDGEN_NONNULL f;
+  uint64_t *g;
+  int32_t *h;
+  int32_t *CBINDGEN_NONNULL *i;
+  const uint64_t *j;
+  uint64_t *k;
+} Pointers_u64;
+
+void value_arg(struct References arg);
+
+void mutltiple_args(int32_t *CBINDGEN_NONNULL arg,
+                    struct Pointers_u64 *foo,
+                    struct Opaque *CBINDGEN_NONNULL *CBINDGEN_NONNULL d);
+
+void ref_arg(const struct Pointers_u64 *CBINDGEN_NONNULL arg);
+
+void mut_ref_arg(struct Pointers_u64 *CBINDGEN_NONNULL arg);
+
+void optional_ref_arg(const struct Pointers_u64 *arg);
+
+void optional_mut_ref_arg(struct Pointers_u64 *arg);
+
+void nullable_const_ptr(const struct Pointers_u64 *arg);
+
+void nullable_mut_ptr(struct Pointers_u64 *arg);