added some required includes [patch 5/14 from Nathanael]

src/gribapi.h

@@ -6,6 +6,8 @@
 #  include <grib_api.h>
 #endif
 
+#include "cdi_int.h"
+
 #define  GRIBAPI_MISSVAL  -9.E33
 
 /* GRIB2 Level Types */

src/stream_gribapi.h

 #ifndef _STREAM_GRIBAPI_H
 #define _STREAM_GRIBAPI_H
 
+#include "cdi_int.h"
+#include "grib_api.h"
+
 int gribapiScanTimestep1(stream_t * streamptr);
 int gribapiScanTimestep2(stream_t * streamptr);
 int gribapiScanTimestep(stream_t * streamptr);

src/vlist.h

@@ -5,6 +5,8 @@
 #include "config.h"
 #endif
 
+#include "error.h"
+
 #include <stddef.h>  /* size_t */
 
 #ifndef _CDI_LIMITS_H