5910 libnisdb won't build with modern GCC

@@ -17,10 +17,11 @@
  * information: Portions Copyright [yyyy] [name of copyright owner]
  *
  * CDDL HEADER END
  */
 /*
+ * Copyright 2015 Gary Mills
  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
 
 #include <stdio.h>

@@ -82,11 +83,16 @@
     __nis_config_info_t *config_info, __nisdb_table_mapping_t *table_info);
 static int yp_parse_ldap_default_conf(__nis_ldap_proxy_info *proxy_info,
         __nis_config_t *nis_config, __nis_config_info_t *config_info,
         __nisdb_table_mapping_t *table_info);
 
+/* Forward declarations */
+int yp_parse_ldap_config_file(const char *, __nis_ldap_proxy_info *,
+    __nis_config_t *, __nis_table_mapping_t **, __nis_config_info_t *,
+    __nisdb_table_mapping_t *,  __yp_domain_context_t *);
 
+
 /* helper functions */
 static config_key get_attrib_num_cmdline(const char *s,
     const char **begin_s, const char **end_s);
 static config_key get_file_attr_val(int fd, char **attr_val);
 static void get_attribute_list(

@@ -126,11 +132,10 @@
         __nis_config_info_t     config_info
                                 = {NULL, NULL, (auth_method_t)NO_VALUE_SET,
                                         (tls_method_t)NO_VALUE_SET, NULL,
                                         NULL, NULL};
         struct stat             buf;
-        int i = 0;
 
         p_error = no_parse_error;
 
         if (verbose)
                 report_info("Getting LDAP configuration", NULL);

@@ -410,11 +415,11 @@
         char            attr_buf[128];
         char            *attr;
         char            *attr_val;
         int             defflags;
         config_key      attrib_num;
-        int     i, len, attr_len;
+        int             i, len;
         void            *defp;
 
         if ((defp = defopen_r(YP_ETCCONFFILE)) != NULL) {
                 file_source = YP_ETCCONFFILE;
                 if (verbose)

@@ -644,11 +649,10 @@
         __nis_config_info_t             *config_info,
         __nisdb_table_mapping_t *table_info,
         __yp_domain_context_t   *ypDomains)
 {
         int     rc = 0;
-        int     numDomains = 0;
         config_key      attrib_num;
         int     fd;
         char    *attr_val = NULL;
         int             len;
 

@@ -731,11 +735,10 @@
         char            *s;
         char            *a;
         char            *attribute_value;
         int             ret;
         config_key      attrib_num = no_more_keys;
-        int             found_quote = 0;
 
         *attr_val = NULL;
 
         if ((ret = read_line(fd, buf, sizeof (buf))) > 0) {
                 for (s = buf; is_whitespace(*s); s++)

@@ -806,11 +809,10 @@
 connect_to_ldap_config_server(
         char                    *sever_name,
         int                     server_port,
         __nis_config_info_t     *config_info)
 {
-        int             rc              = 0;
         LDAP            *ld             = NULL;
         int             ldapVersion     = LDAP_VERSION3;
         int             derefOption     = LDAP_DEREF_ALWAYS;
         int             timelimit       = LDAP_NO_LIMIT;
         int             sizelimit       = LDAP_NO_LIMIT;