diff -Nru mdbtools-0.6pre1.orig/src/gmdb2/gmdb.h mdbtools-0.6pre1/src/gmdb2/gmdb.h
--- mdbtools-0.6pre1.orig/src/gmdb2/gmdb.h	2004-02-11 23:04:26.000000000 +0100
+++ mdbtools-0.6pre1/src/gmdb2/gmdb.h	2007-11-07 16:39:17.000000000 +0100
@@ -24,6 +24,7 @@
 GtkWidget *gmdb_table_def_new(MdbCatalogEntry *entry);
 GtkWidget *gmdb_table_export_new(MdbCatalogEntry *entry);
 void gmdb_table_export(MdbCatalogEntry *entry) ;
+gchar *gmdb_export_get_filepath(GladeXML *xml);
 
 void gmdb_file_select_cb(GtkWidget *w, gpointer data);
 void gmdb_file_open_cb(GtkWidget *w, gpointer data);
diff -Nru mdbtools-0.6pre1.orig/src/gmdb2/info.c mdbtools-0.6pre1/src/gmdb2/info.c
--- mdbtools-0.6pre1.orig/src/gmdb2/info.c	2003-01-12 23:59:42.000000000 +0100
+++ mdbtools-0.6pre1/src/gmdb2/info.c	2007-11-07 16:37:20.000000000 +0100
@@ -71,4 +71,7 @@
 	gtk_label_set_text(GTK_LABEL(label), tmpstr);	
 
 	g_free(filepath);
+	// a hack to avoid warning: control reaches end of non-void function
+	// the return value is nowhere used anyway
+	return NULL;
 }
diff -Nru mdbtools-0.6pre1.orig/src/gmdb2/table_export.c mdbtools-0.6pre1/src/gmdb2/table_export.c
--- mdbtools-0.6pre1.orig/src/gmdb2/table_export.c	2003-01-14 18:37:44.000000000 +0100
+++ mdbtools-0.6pre1/src/gmdb2/table_export.c	2007-11-07 16:39:27.000000000 +0100
@@ -49,6 +49,7 @@
 	}
 }
 
+void
 gmdb_export_get_delimiter(GladeXML *xml, gchar *delimiter, int max_buf)
 {
 	GtkWidget *combo;
diff -Nru mdbtools-0.6pre1.orig/src/libmdb/backend.c mdbtools-0.6pre1/src/libmdb/backend.c
--- mdbtools-0.6pre1.orig/src/libmdb/backend.c	2004-06-11 15:56:41.000000000 +0200
+++ mdbtools-0.6pre1/src/libmdb/backend.c	2007-11-07 16:37:20.000000000 +0100
@@ -28,7 +28,7 @@
 #endif
 
 static int is_init;
-static GHashTable *mdb_backends;
+GHashTable *mdb_backends;
 
    /*    Access data types */
 static MdbBackendType mdb_access_types[] = {
diff -Nru mdbtools-0.6pre1.orig/src/libmdb/index.c mdbtools-0.6pre1/src/libmdb/index.c
--- mdbtools-0.6pre1.orig/src/libmdb/index.c	2004-04-16 17:45:14.000000000 +0200
+++ mdbtools-0.6pre1/src/libmdb/index.c	2007-11-07 16:37:20.000000000 +0100
@@ -330,7 +330,7 @@
 {
 	int mask_bit = 0;
 	int mask_pos = 0x16;
-	int mask_byte;
+	int mask_byte = 0;
 	int elem = 0;
 	int len, start, i;
 
diff -Nru mdbtools-0.6pre1.orig/src/libmdb/kkd.c mdbtools-0.6pre1/src/libmdb/kkd.c
--- mdbtools-0.6pre1.orig/src/libmdb/kkd.c	2003-04-29 19:55:17.000000000 +0200
+++ mdbtools-0.6pre1/src/libmdb/kkd.c	2007-11-07 16:37:20.000000000 +0100
@@ -55,7 +55,7 @@
 
 GHashTable *mdb_get_column_def(MdbCatalogEntry *entry, int start)
 {
-GHashTable *hash;
+GHashTable *hash = NULL;
 MdbHandle *mdb = entry->mdb;
 MdbColumnProp prop;
 int tmp, pos, col_num, val_len, i;
diff -Nru mdbtools-0.6pre1.orig/src/sql/mdbsql.c mdbtools-0.6pre1/src/sql/mdbsql.c
--- mdbtools-0.6pre1.orig/src/sql/mdbsql.c	2004-05-30 07:50:40.000000000 +0200
+++ mdbtools-0.6pre1/src/sql/mdbsql.c	2007-11-07 16:40:25.000000000 +0100
@@ -84,7 +84,7 @@
 		return 1;
 	}
 }
-int mdb_run_query(MdbSQL *sql, char *query)
+int mdb_sql_run_query(MdbSQL *sql, char *query)
 {
 	if (_parse(sql,query) && sql->cur_table) {
 		mdb_sql_bind_all(sql);