#define GBUF_PREFIX(x) bb_##x
#include "lib/gbuf.h"
+char *bb_vprintf(bb_t *bb, const char *fmt, va_list args);
+char *bb_printf(bb_t *bb, const char *fmt, ...);
+char *bb_vprintf_at(bb_t *bb, uns ofs, const char *fmt, va_list args);
+char *bb_printf_at(bb_t *bb, uns ofs, const char *fmt, ...);
+
#endif