diff --git a/ChangeLog b/ChangeLog
index 20be07d..635d293 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,27 @@
+Fri Jul  9 07:47:27 CDT 2004	Jeff Smith <whydoubt@yahoo.com>
+	* include/mdbsql.h:
+	* include/mdbtools.h:
+	* src/extras/mdbsupport.c:
+	* src/libmdb/catalog.c:
+	* src/libmdb/data.c:
+	* src/libmdb/file.c:
+	* src/libmdb/index.c:
+	* src/libmdb/sargs.c:
+	* src/libmdb/table.c:
+	* src/libmdb/write.c:
+	* src/sql/mdbsql.c:
+	* src/util/mdb-array.c:
+	* src/util/mdb-export.c:
+	* src/util/mdb-header.c:
+	* src/util/mdb-import.c:
+	* src/util/mdb-schema.c:
+	* src/util/mdb-sql.c:
+	* src/util/mdb-tables.c:
+	* src/util/prindex.c:
+	* src/util/prole.c:
+	* src/util/prtable.c:
+	* src/util/updrow.c: Lots more gcc warnings fixes
+
 Fri Jul  2 23:52:34 CDT 2004	Jeff Smith <whydoubt@yahoo.com>
 	* src/libmdb/backend.c:
 	* src/libmdb/iconv.c:
diff --git a/include/mdbsql.h b/include/mdbsql.h
index bea4233..a0626ad 100644
--- a/include/mdbsql.h
+++ b/include/mdbsql.h
@@ -9,9 +9,9 @@
 typedef struct {
 	MdbHandle *mdb;
 	int all_columns;
-	int num_columns;
+	unsigned int num_columns;
 	GPtrArray *columns;
-	int num_tables;
+	unsigned int num_tables;
 	GPtrArray *tables;
 	MdbTableDef *cur_table;
 	MdbSargNode *sarg_tree;
diff --git a/include/mdbtools.h b/include/mdbtools.h
index b0befcc..33fdb76 100644
--- a/include/mdbtools.h
+++ b/include/mdbtools.h
@@ -219,7 +219,7 @@ typedef struct {
 	unsigned int  cur_pos;
 	unsigned char pg_buf[MDB_PGSIZE];
 	unsigned char alt_pg_buf[MDB_PGSIZE];
-	int		num_catalog;
+	unsigned int  num_catalog;
 	GPtrArray	*catalog;
 	MdbBackend	*default_backend;
 	char		*backend_name;
@@ -318,17 +318,17 @@ typedef struct {
 typedef struct {
 	MdbCatalogEntry *entry;
 	char	name[MDB_MAX_OBJ_NAME+1];
-	int	num_cols;
+	unsigned int    num_cols;
 	GPtrArray	*columns;
 	int	num_rows;
 	int	index_start;
-	int	num_real_idxs;
-	int	num_idxs;
+	unsigned int    num_real_idxs;
+	unsigned int    num_idxs;
 	GPtrArray	*indices;
 	guint32	first_data_pg;
 	guint32	cur_pg_num;
 	guint32	cur_phys_pg;
-	int	cur_row;
+	unsigned int    cur_row;
 	int  noskip_del;  /* don't skip deleted rows */
 	/* object allocation map */
 	guint32  map_base_pg;
@@ -479,6 +479,7 @@ extern void mdb_index_scan_init(MdbHandle *mdb, MdbTableDef *table);
 extern int mdb_index_find_row(MdbHandle *mdb, MdbIndex *idx, MdbIndexChain *chain, guint32 pg, guint16 row);
 extern void mdb_index_swap_n(unsigned char *src, int sz, unsigned char *dest);
 extern void mdb_free_indices(GPtrArray *indices);
+void mdb_index_page_reset(MdbIndexPage *ipg);
 
 
 /* stats.c */
@@ -495,7 +496,7 @@ extern int mdb_like_cmp(char *s, char *r);
 extern int mdb_crack_row(MdbTableDef *table, int row_start, int row_end, MdbField *fields);
 extern guint16 mdb_add_row_to_pg(MdbTableDef *table, unsigned char *row_buffer, int new_row_size);
 extern int mdb_update_index(MdbTableDef *table, MdbIndex *idx, int num_fields, MdbField *fields, guint32 pgnum, guint16 rownum);
-extern int mdb_pack_row(MdbTableDef *table, unsigned char *row_buffer, int num_fields, MdbField *fields);
+extern int mdb_pack_row(MdbTableDef *table, unsigned char *row_buffer, unsigned int num_fields, MdbField *fields);
 extern int mdb_replace_row(MdbTableDef *table, int row, unsigned char *new_row, int new_row_size);
 extern int mdb_pg_get_freespace(MdbHandle *mdb);
 extern int mdb_update_row(MdbTableDef *table);
diff --git a/src/extras/mdbsupport.c b/src/extras/mdbsupport.c
index 3fc5d75..12aaec3 100644
--- a/src/extras/mdbsupport.c
+++ b/src/extras/mdbsupport.c
@@ -1,6 +1,7 @@
 /* support routines for code generated by the util programs */
 
 #include <stdio.h>
+#include <string.h>
 
 void dump_int (int i)
 {
diff --git a/src/libmdb/catalog.c b/src/libmdb/catalog.c
index 9d96212..ee14005 100644
--- a/src/libmdb/catalog.c
+++ b/src/libmdb/catalog.c
@@ -238,7 +238,7 @@ int next_pg, next_pg_off;
 void 
 mdb_dump_catalog(MdbHandle *mdb, int obj_type)
 {
-	int i;
+	unsigned int i;
 	MdbCatalogEntry *entry;
 
 	mdb_read_catalog(mdb, obj_type);
diff --git a/src/libmdb/data.c b/src/libmdb/data.c
index 9a5c2b8..a29e611 100644
--- a/src/libmdb/data.c
+++ b/src/libmdb/data.c
@@ -54,7 +54,8 @@ MdbColumn *col;
 int
 mdb_bind_column_by_name(MdbTableDef *table, gchar *col_name, void *bind_ptr)
 {
-	int i, col_num = -1;
+	unsigned int i;
+	int col_num = -1;
 	MdbColumn *col;
 	
 	for (i=0;i<table->num_cols;i++) {
@@ -192,7 +193,8 @@ int mdb_read_row(MdbTableDef *table, int row)
 	MdbHandle *mdb = table->entry->mdb;
 	MdbFormatConstants *fmt = mdb->fmt;
 	MdbColumn *col;
-	int i, rc;
+	unsigned int i;
+	int rc;
 	//int num_cols, var_cols, fixed_cols;
 	int row_start, row_end;
 	//int fixed_cols_found, var_cols_found;
@@ -563,7 +565,7 @@ mdb_fetch_row(MdbTableDef *table)
 {
 	MdbHandle *mdb = table->entry->mdb;
 	MdbFormatConstants *fmt = mdb->fmt;
-	int rows;
+	unsigned int rows;
 	int rc;
 	guint32 pg;
 
diff --git a/src/libmdb/file.c b/src/libmdb/file.c
index 2dbacce..b09b67d 100644
--- a/src/libmdb/file.c
+++ b/src/libmdb/file.c
@@ -197,7 +197,7 @@ MdbHandle *mdb_clone_handle(MdbHandle *mdb)
 {
 	MdbHandle *newmdb;
 	MdbCatalogEntry *entry, *data;
-	int i;
+	unsigned int i;
 
 	newmdb = (MdbHandle *) g_memdup(mdb, sizeof(MdbHandle));
 	newmdb->stats = NULL;
diff --git a/src/libmdb/index.c b/src/libmdb/index.c
index 33a41db..70659c3 100644
--- a/src/libmdb/index.c
+++ b/src/libmdb/index.c
@@ -69,7 +69,7 @@ mdb_read_indices(MdbTableDef *table)
 	MdbHandle *mdb = entry->mdb;
 	MdbFormatConstants *fmt = mdb->fmt;
 	MdbIndex *pidx;
-	int i, j;
+	unsigned int i, j;
 	int idx_num, key_num, col_num;
 	int cur_pos, name_sz, idx2_sz, type_offset;
 	int index_start_pg = mdb->cur_pg;
@@ -827,7 +827,7 @@ int mdb_index_compute_cost(MdbTableDef *table, MdbIndex *idx)
 MdbStrategy 
 mdb_choose_index(MdbTableDef *table, int *choice)
 {
-	int i;
+	unsigned int i;
 	MdbIndex *idx;
 	int cost = 0;
 	int least = 99;
diff --git a/src/libmdb/sargs.c b/src/libmdb/sargs.c
index ddb8e9c..5993580 100644
--- a/src/libmdb/sargs.c
+++ b/src/libmdb/sargs.c
@@ -259,8 +259,8 @@ MdbSarg *sarg;
 }
 int mdb_add_sarg_by_name(MdbTableDef *table, char *colname, MdbSarg *in_sarg)
 {
-MdbColumn *col;
-int i;
+	MdbColumn *col;
+	unsigned int i;
 
 	for (i=0;i<table->num_cols;i++) {
 		col = g_ptr_array_index (table->columns, i);
diff --git a/src/libmdb/table.c b/src/libmdb/table.c
index 46425da..5fea6a3 100644
--- a/src/libmdb/table.c
+++ b/src/libmdb/table.c
@@ -207,7 +207,8 @@ GPtrArray *mdb_read_columns(MdbTableDef *table)
 	MdbFormatConstants *fmt = mdb->fmt;
 	MdbColumn *pcol;
 	unsigned char *col;
-	int i, cur_pos, name_sz;
+	unsigned int i;
+	int cur_pos, name_sz;
 	
 	table->columns = g_ptr_array_new();
 
@@ -311,7 +312,7 @@ MdbColumn *col;
 int coln;
 MdbIndex *idx;
 MdbHandle *mdb = entry->mdb;
-int i,bitn;
+unsigned int i, bitn;
 guint32 pgnum;
 
 	table = mdb_read_table(entry);
diff --git a/src/libmdb/write.c b/src/libmdb/write.c
index 38fc2a8..ed1a69a 100644
--- a/src/libmdb/write.c
+++ b/src/libmdb/write.c
@@ -76,8 +76,8 @@ mdb_write_pg(MdbHandle *mdb, unsigned long pg)
 static int 
 mdb_is_col_indexed(MdbTableDef *table, int colnum)
 {
-int i, j;
-MdbIndex *idx;
+	unsigned int i, j;
+	MdbIndex *idx;
 
 	for (i=0;i<table->num_idxs;i++) {
 		idx = g_ptr_array_index (table->indices, i);
@@ -93,7 +93,7 @@ mdb_crack_row4(MdbTableDef *table, int row_start, int row_end, MdbField *fields)
 	MdbCatalogEntry *entry = table->entry;
 	MdbHandle *mdb = entry->mdb;
 	MdbColumn *col;
-	int i;
+	unsigned int i;
 	int var_cols = 0, row_var_cols, fixed_cols = 0, row_fixed_cols, num_cols;
 	int var_cols_found, fixed_cols_found, var_entry_pos;
 	int col_start, next_col;
@@ -213,7 +213,7 @@ mdb_crack_row3(MdbTableDef *table, int row_start, int row_end, MdbField *fields)
 	MdbCatalogEntry *entry = table->entry;
 	MdbHandle *mdb = entry->mdb;
 	MdbColumn *col;
-	int i;
+	unsigned int i;
 	int var_cols = 0, fixed_cols = 0, num_cols;
 	int row_var_cols = 0, row_fixed_cols = 0;
 	int var_cols_found, fixed_cols_found, var_entry_pos;
@@ -439,7 +439,7 @@ mdb_pack_null_mask(unsigned char *buffer, int num_fields, MdbField *fields)
 /* fields must be ordered with fixed columns first, then vars, subsorted by 
  * column number */
 static int
-mdb_pack_row4(MdbTableDef *table, unsigned char *row_buffer, int num_fields, MdbField *fields)
+mdb_pack_row4(MdbTableDef *table, unsigned char *row_buffer, unsigned int num_fields, MdbField *fields)
 {
 	unsigned int pos = 0;
 	unsigned int var_cols = 0;
@@ -487,11 +487,11 @@ mdb_pack_row4(MdbTableDef *table, unsigned char *row_buffer, int num_fields, Mdb
 }
 
 static int
-mdb_pack_row3(MdbTableDef *table, unsigned char *row_buffer, int num_fields, MdbField *fields)
+mdb_pack_row3(MdbTableDef *table, unsigned char *row_buffer, unsigned int num_fields, MdbField *fields)
 {
 	unsigned int pos = 0;
 	unsigned int var_cols = 0;
-	int i;
+	unsigned int i;
 
 	row_buffer[pos++] = num_fields;
 
@@ -518,8 +518,8 @@ mdb_pack_row3(MdbTableDef *table, unsigned char *row_buffer, int num_fields, Mdb
 	row_buffer[pos] = pos;
 	pos++;
 
-	for (i=num_fields-1;i>=(int)(num_fields - var_cols);i--) {
-		row_buffer[pos++] = fields[i].offset % 256;
+	for (i=num_fields;i>num_fields-var_cols;i--) {
+		row_buffer[pos++] = fields[i-1].offset % 256;
 	}
 
 	row_buffer[pos++] = var_cols;
@@ -529,7 +529,7 @@ mdb_pack_row3(MdbTableDef *table, unsigned char *row_buffer, int num_fields, Mdb
 	return pos;
 }
 int
-mdb_pack_row(MdbTableDef *table, unsigned char *row_buffer, int num_fields, MdbField *fields)
+mdb_pack_row(MdbTableDef *table, unsigned char *row_buffer, int unsigned num_fields, MdbField *fields)
 {
 	if (IS_JET4(table->entry->mdb)) {
 		return mdb_pack_row4(table, row_buffer, num_fields, fields);
@@ -581,7 +581,7 @@ mdb_new_data_pg(MdbCatalogEntry *entry)
 int
 mdb_update_indexes(MdbTableDef *table, int num_fields, MdbField *fields, guint32 pgnum, guint16 rownum)
 {
-	int i;
+	unsigned int i;
 	MdbIndex *idx;
 	
 	for (i=0;i<table->num_idxs;i++) {
@@ -741,14 +741,15 @@ int
 mdb_update_row(MdbTableDef *table)
 {
 int row_start, row_end;
-int i;
+unsigned int i;
 MdbColumn *col;
 MdbCatalogEntry *entry = table->entry;
 MdbHandle *mdb = entry->mdb;
 MdbFormatConstants *fmt = mdb->fmt;
 MdbField fields[256];
 unsigned char row_buffer[4096];
-int old_row_size, new_row_size, delta, num_fields;
+int old_row_size, new_row_size, delta;
+unsigned int num_fields;
 
 	if (!mdb->f->writable) {
 		fprintf(stderr, "File is not open for writing\n");
diff --git a/src/sql/mdbsql.c b/src/sql/mdbsql.c
index 94e1734..dfa2b8c 100644
--- a/src/sql/mdbsql.c
+++ b/src/sql/mdbsql.c
@@ -407,9 +407,9 @@ MdbSQLTable *t;
 }
 void mdb_sql_dump(MdbSQL *sql)
 {
-int i;
-MdbSQLColumn *c;
-MdbSQLTable *t;
+	unsigned int i;
+	MdbSQLColumn *c;
+	MdbSQLTable *t;
 
 	for (i=0;i<sql->num_columns;i++) {
 		c = g_ptr_array_index(sql->columns,i);
@@ -422,9 +422,9 @@ MdbSQLTable *t;
 }
 void mdb_sql_exit(MdbSQL *sql)
 {
-int i;
-MdbSQLColumn *c;
-MdbSQLTable *t;
+	unsigned int i;
+	MdbSQLColumn *c;
+	MdbSQLTable *t;
 
 	for (i=0;i<sql->num_columns;i++) {
 		c = g_ptr_array_index(sql->columns,i);
@@ -448,9 +448,9 @@ MdbSQLTable *t;
 }
 void mdb_sql_reset(MdbSQL *sql)
 {
-int i;
-MdbSQLColumn *c;
-MdbSQLTable *t;
+	unsigned int i;
+	MdbSQLColumn *c;
+	MdbSQLTable *t;
 
 	if (sql->cur_table) {
 		mdb_index_scan_free(sql->cur_table);
@@ -512,7 +512,7 @@ int vlen;
 }
 void mdb_sql_listtables(MdbSQL *sql)
 {
-	int i;
+	unsigned int i;
 	MdbCatalogEntry *entry;
 	MdbHandle *mdb = sql->mdb;
 	MdbField fields[1];
@@ -576,7 +576,7 @@ void mdb_sql_describe_table(MdbSQL *sql)
 	MdbSQLTable *sql_tab;
 	MdbHandle *mdb = sql->mdb;
 	MdbColumn *col;
-	int i;
+	unsigned int i;
 	MdbField fields[3];
 	char tmpstr[256];
 	unsigned char row_buffer[MDB_PGSIZE];
@@ -641,7 +641,7 @@ void mdb_sql_describe_table(MdbSQL *sql)
 int mdb_sql_find_sargcol(MdbSargNode *node, gpointer data)
 {
 	MdbTableDef *table = data;
-	int i;
+	unsigned int i;
 	MdbColumn *col;
 
 	if (!mdb_is_relational_op(node->op)) return 0;
@@ -659,7 +659,7 @@ int mdb_sql_find_sargcol(MdbSargNode *node, gpointer data)
 void 
 mdb_sql_select(MdbSQL *sql)
 {
-int i,j;
+unsigned int i,j;
 MdbHandle *mdb = sql->mdb;
 MdbTableDef *table = NULL;
 MdbSQLTable *sql_tab;
@@ -737,7 +737,7 @@ mdb_sql_bind_column(MdbSQL *sql, int colnum, char *varaddr)
 MdbTableDef *table = sql->cur_table;
 MdbSQLColumn *sqlcol;
 MdbColumn *col;
-int j;
+unsigned int j;
 
 	/* sql columns are traditionally 1 based, so decrement colnum */
 	sqlcol = g_ptr_array_index(sql->columns,colnum - 1);
@@ -756,7 +756,7 @@ mdb_sql_bind_len(MdbSQL *sql, int colnum, int *len_ptr)
 MdbTableDef *table = sql->cur_table;
 MdbSQLColumn *sqlcol;
 MdbColumn *col;
-int j;
+unsigned int j;
 
 	/* sql columns are traditionally 1 based, so decrement colnum */
 	sqlcol = g_ptr_array_index(sql->columns,colnum - 1);
@@ -772,11 +772,10 @@ int j;
 void 
 mdb_sql_bind_all(MdbSQL *sql)
 {
-int i;
+	unsigned int i;
 
 	for (i=0;i<sql->num_columns;i++) {
-		sql->bound_values[i] = (char *) g_malloc(MDB_BIND_SIZE);
-		sql->bound_values[i][0] = '\0';
+		sql->bound_values[i] = (char *) g_malloc0(MDB_BIND_SIZE);
 		mdb_sql_bind_column(sql, i+1, sql->bound_values[i]);
 	}
 }
@@ -808,8 +807,8 @@ mdb_sql_fetch_row(MdbSQL *sql, MdbTableDef *table)
 void 
 mdb_sql_dump_results(MdbSQL *sql)
 {
-int j;
-MdbSQLColumn *sqlcol;
+	unsigned int j;
+	MdbSQLColumn *sqlcol;
 
 	/* print header */
 	for (j=0;j<sql->num_columns;j++) {
diff --git a/src/util/mdb-array.c b/src/util/mdb-array.c
index d2277bf..9c1728c 100644
--- a/src/util/mdb-array.c
+++ b/src/util/mdb-array.c
@@ -30,7 +30,7 @@
 int
 main (int argc, char **argv)
 {
-int j;
+unsigned int j;
 MdbHandle *mdb;
 MdbTableDef *table;
 MdbColumn *col;
diff --git a/src/util/mdb-export.c b/src/util/mdb-export.c
index 81ca853..3761d35 100644
--- a/src/util/mdb-export.c
+++ b/src/util/mdb-export.c
@@ -49,7 +49,7 @@ print_col(gchar *col_val, int quote_text, int col_type)
 int
 main(int argc, char **argv)
 {
-	int j;
+	unsigned int j;
 	MdbHandle *mdb;
 	MdbTableDef *table;
 	MdbColumn *col;
diff --git a/src/util/mdb-header.c b/src/util/mdb-header.c
index f819606..6b59bbc 100644
--- a/src/util/mdb-header.c
+++ b/src/util/mdb-header.c
@@ -35,7 +35,7 @@ void copy_header (FILE *f)
 int
 main (int argc, char **argv)
 {
-int   i, j, k;
+unsigned int   i, j, k;
 MdbHandle *mdb;
 MdbCatalogEntry *entry;
 MdbTableDef *table;
diff --git a/src/util/mdb-import.c b/src/util/mdb-import.c
index 517185d..9495fca 100644
--- a/src/util/mdb-import.c
+++ b/src/util/mdb-import.c
@@ -109,7 +109,7 @@ prep_row(MdbTableDef *table, unsigned char *line, MdbField *fields, char *delim)
 	MdbColumn *col;
 	char delims[20];
 	char *s;
-	int file_cols;
+	unsigned int file_cols;
 
 	/*
 	 * pull apart the row and turn it into something respectable
diff --git a/src/util/mdb-schema.c b/src/util/mdb-schema.c
index 377f26f..2d8204a 100644
--- a/src/util/mdb-schema.c
+++ b/src/util/mdb-schema.c
@@ -30,7 +30,7 @@ static void generate_table_schema(MdbCatalogEntry *entry, char *namespace, int s
 int
 main (int argc, char **argv)
 {
-	int   i;
+	unsigned int   i;
 	MdbHandle *mdb;
 	MdbCatalogEntry *entry;
 	char		*the_relation;
@@ -131,7 +131,7 @@ generate_table_schema(MdbCatalogEntry *entry, char *namespace, int sanitize)
 {
 	MdbTableDef *table;
 	MdbHandle *mdb = entry->mdb;
-	int i;
+	unsigned int i;
 	MdbColumn *col;
 
 	/* make sure it's a table (may be redundant) */
diff --git a/src/util/mdb-sql.c b/src/util/mdb-sql.c
index 5245893..b10c383 100644
--- a/src/util/mdb-sql.c
+++ b/src/util/mdb-sql.c
@@ -167,12 +167,12 @@ do_set_cmd(MdbSQL *sql, char *s)
 }
 
 int
-read_file(char *s, int line, int *bufsz, char *mybuf)
+read_file(char *s, int line, unsigned int *bufsz, char *mybuf)
 {
 	char *fname;
 	FILE *in;
 	char buf[256];
-	int cursz = 0;	
+	unsigned int cursz = 0;	
 	int lines = 0;	
 
 	fname = s;
@@ -252,12 +252,9 @@ int i;
 void
 dump_results(MdbSQL *sql)
 {
-	int j;
+	unsigned int j;
 	MdbSQLColumn *sqlcol;
 	unsigned long row_count = 0;
-	int rows, rc, i;
-	MdbHandle *mdb = sql->mdb;
-	MdbFormatConstants *fmt = mdb->fmt;
 
 	if (headers) {
 		for (j=0;j<sql->num_columns-1;j++) {
@@ -292,12 +289,14 @@ dump_results(MdbSQL *sql)
 void 
 dump_results_pp(MdbSQL *sql)
 {
-	int j;
+	unsigned int j;
 	MdbSQLColumn *sqlcol;
 	unsigned long row_count = 0;
+	/*
 	int rows, rc, i;
 	MdbHandle *mdb = sql->mdb;
 	MdbFormatConstants *fmt = mdb->fmt;
+	*/
 
 	/* print header */
 	if (headers) {
@@ -381,7 +380,7 @@ char *s;
 char prompt[20];
 int line = 1;
 char *mybuf;
-int bufsz = 4096;
+unsigned int bufsz = 4096;
 int done = 0;
 MdbSQL *sql;
 int opt;
@@ -475,7 +474,7 @@ char *histpath;
 		} else {
 			while (strlen(mybuf) + strlen(s) > bufsz) {
 				bufsz *= 2;
-				mybuf = (char *) realloc(mybuf, bufsz);
+				mybuf = (char *) g_realloc(mybuf, bufsz);
 			}
 			/* don't record blank lines */
 			if (strlen(s)) add_history(s);
diff --git a/src/util/mdb-tables.c b/src/util/mdb-tables.c
index 292a7c2..801ca5c 100644
--- a/src/util/mdb-tables.c
+++ b/src/util/mdb-tables.c
@@ -78,7 +78,7 @@ get_obj_type(char *typename, int *ret)
 int
 main (int argc, char **argv)
 {
-	int   i;
+	unsigned int   i;
 	MdbHandle *mdb;
 	MdbCatalogEntry *entry;
 	char *delimiter = NULL;
diff --git a/src/util/prindex.c b/src/util/prindex.c
index a5edff5..0b37047 100644
--- a/src/util/prindex.c
+++ b/src/util/prindex.c
@@ -26,7 +26,7 @@ void walk_index(MdbHandle *mdb, MdbIndex *idx);
 int
 main(int argc, char **argv)
 {
-	int j;
+	unsigned int j;
 	MdbHandle *mdb;
 	MdbTableDef *table;
 	MdbIndex *idx;
diff --git a/src/util/prole.c b/src/util/prole.c
index fd3b35a..4da9a91 100644
--- a/src/util/prole.c
+++ b/src/util/prole.c
@@ -65,7 +65,7 @@ main(int argc, char **argv)
 
 void dump_ole(MdbTableDef *table, char *colname, char *sargname)
 {
-int i, found = 0;
+unsigned int i, found = 0;
 char ole_data[200000];
 int len;
 MdbColumn *col;
diff --git a/src/util/prtable.c b/src/util/prtable.c
index 5ba7c0b..4858308 100644
--- a/src/util/prtable.c
+++ b/src/util/prtable.c
@@ -23,7 +23,7 @@
 int
 main(int argc, char **argv)
 {
-int i;
+unsigned int i;
 MdbHandle *mdb;
 MdbCatalogEntry *entry;
 int found = 0;
diff --git a/src/util/updrow.c b/src/util/updrow.c
index be0f34b..e0fa898 100644
--- a/src/util/updrow.c
+++ b/src/util/updrow.c
@@ -72,8 +72,8 @@ int len;
 
 int bind_column(MdbTableDef *table, char *colname, unsigned char *data, int *len)
 {
-int i, found = 0;
-MdbColumn *col;
+	unsigned int i, found = 0;
+	MdbColumn *col;
 
 	for (i=0;i<table->num_cols;i++) {
 		col=g_ptr_array_index(table->columns,i);
@@ -91,7 +91,7 @@ void read_to_row(MdbTableDef *table, char *sargname)
 {
 	static MdbSargNode sarg;
 	char *sargcol, *sargop, *sargval;
-	int i;
+	unsigned int i;
 	MdbColumn *col;