Added fmod() function

# Is there any reason that math.c does not use errno?

ext/standard/basic_functions.c

@@ -475,6 +475,7 @@ function_entry basic_functions[] = {
 	PHP_FE(dechex,															NULL)
 	PHP_FE(base_convert,													NULL)
 	PHP_FE(number_format,													NULL)
+	PHP_FE(fmod,															NULL)
 	PHP_FE(ip2long,															NULL)
 	PHP_FE(long2ip,															NULL)
 

ext/standard/math.c

@@ -1046,6 +1046,21 @@ PHP_FUNCTION(number_format)
 }
 /* }}} */
 
+/* {{{ proto double fmod(double x, double y)
+   Returns the remainder of dividing x by y as a double */
+PHP_FUNCTION(fmod)
+{
+	double num1, num2;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "dd",  &num1, &num2) == FAILURE) {
+		return;
+	}
+	
+	Z_DVAL_P(return_value) = fmod(num1, num2);
+	Z_TYPE_P(return_value) = IS_DOUBLE;
+}
+/* }}} */
+
 /*
  * Local variables:
  * tab-width: 4

ext/standard/php_math.h

@@ -58,6 +58,7 @@ PHP_FUNCTION(hexdec);
 PHP_FUNCTION(octdec);
 PHP_FUNCTION(base_convert);
 PHP_FUNCTION(number_format);
+PHP_FUNCTION(fmod);
 PHP_FUNCTION(deg2rad);
 PHP_FUNCTION(rad2deg);