Revert use of config.h

Revert
7162e8db74
088493d499

And drop AC_CONFIG_HEADERS so that config goes though the command line.
No longer generating config.h, update .gitignore

src/extras/Makefile.am

@@ -1,6 +1,6 @@
 bin_PROGRAMS	=	mdb-hexdump
 mdb_hexdump_SOURCES = mdb-dump.c mdbsupport.c
 EXTRA_DIST = mdbsupport.h
-AM_CFLAGS	=	$(GLIB_CFLAGS)
+AM_CFLAGS	=	-I$(top_srcdir)/include $(GLIB_CFLAGS)
 LDADD	=	../libmdb/libmdb.la 
 LIBS	=	$(GLIB_LIBS)

src/extras/mdb-dump.c

@@ -1,6 +1,5 @@
 /* utility program to make a hex dump of a binary file (such as a mdb file) */
 
-#include "config.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdarg.h>

src/extras/mdbsupport.c

@@ -1,6 +1,5 @@
 /* support routines for code generated by the util programs */
 
-#include "config.h"
 #include <stdio.h>
 #include <string.h>