libga68: Include ga68.h before system headers

Make sure all declarations added by autoconf are seen by system
headers.

libga68/ChangeLog:

	* ga68-alloc.c: Include ga68.h before all includes.
	* ga68-error.c: Likewise.
	* ga68-standenv.c: Likewise.
	* ga68-unistr.c:  Likewise.

Signed-off-by: Pietro Monteiro <pietro@sociotechnical.xyz>

libga68/ga68-alloc.c

@@ -20,9 +20,10 @@
    COPYING3 and COPYING.RUNTIME respectively.  If not, see
    <http://www.gnu.org/licenses/>.  */
 
+#include "ga68.h"
+
 #include <stdlib.h>
 
-#include "ga68.h"
 
 /* Heap allocation routines.  */
 

libga68/ga68-error.c

@@ -20,10 +20,11 @@
    COPYING3 and COPYING.RUNTIME respectively.  If not, see
    <http://www.gnu.org/licenses/>.  */
 
+#include "ga68.h"
+
 #include <stdio.h>
 #include <stdlib.h> /* For abort.  */
 
-#include "ga68.h"
 
 /* Run-time error handling.
 

libga68/ga68-standenv.c

@@ -20,9 +20,10 @@
    COPYING3 and COPYING.RUNTIME respectively.  If not, see
    <http://www.gnu.org/licenses/>.  */
 
+#include "ga68.h"
+
 #include <stdlib.h> /* For rand.  */
 
-#include "ga68.h"
 
 /* Implementation of the standard prelude `random' function.  */
 

libga68/ga68-unistr.c

@@ -23,13 +23,14 @@
 /* The code in this file has been copied from the unistr gnulib module, written
    by Bruno Haible, and adapted to support strides.  */
 
+#include "ga68.h"
+
 #include <stddef.h> /* For ptrdiff_t */
 #include <stdlib.h>
 #include <stdint.h>
 #include <errno.h>
 #include <string.h>
 
-#include "ga68.h"
 
 /* CMP (n1, n2) performs a three-valued comparison on n1 vs. n2, where
    n1 and n2 are expressions without side effects, that evaluate to real