build fix

Author: nielsdos

ext/pgsql/pgsql.c

@@ -1900,7 +1900,7 @@ PHP_FUNCTION(pg_fetch_result)
 {
 	zval *result;
 	zend_string *field_name;
-	zend_long row, field_offset = 0;
+	zend_long row = 0, field_offset = 0;
 	bool row_is_null = false;
 	PGresult *pgsql_result;
 	pgsql_result_handle *pg_result;
@@ -2236,7 +2236,7 @@ static void php_pgsql_data_info(INTERNAL_FUNCTION_PARAMETERS, int entry_type, bo
 {
 	zval *result;
 	zend_string *field_name;
-	zend_long row, field_offset = 0;
+	zend_long row = 0, field_offset = 0;
 	bool row_is_null = false;
 	PGresult *pgsql_result;
 	pgsql_result_handle *pg_result;

ext/standard/string.c

@@ -2315,7 +2315,7 @@ PHP_FUNCTION(substr_replace)
 	HashTable *from_ht;
 	zend_long from_long;
 	HashTable *len_ht = NULL;
-	zend_long len_long;
+	zend_long len_long = 0;
 	bool len_is_null = 1;
 	zend_long l = 0;
 	zend_long f;