Index: src/OFString+JSONValue.m
==================================================================
--- src/OFString+JSONValue.m
+++ src/OFString+JSONValue.m
@@ -31,16 +31,15 @@
 
 #import "OFInvalidJSONException.h"
 
 int _OFString_JSONValue_reference;
 
-static id nextObject(const char *restrict *, const char*,
-    size_t *restrict line, size_t depth, size_t depthLimit);
+static id nextObject(const char **pointer, const char *stop, size_t *line,
+    size_t depth, size_t depthLimit);
 
 static void
-skipWhitespaces(const char *restrict *pointer, const char *stop,
-    size_t *restrict line)
+skipWhitespaces(const char **pointer, const char *stop, size_t *line)
 {
 	while (*pointer < stop && (**pointer == ' ' || **pointer == '\t' ||
 	    **pointer == '\r' || **pointer == '\n')) {
 		if (**pointer == '\n')
 			(*line)++;
@@ -48,12 +47,11 @@
 		(*pointer)++;
 	}
 }
 
 static void
-skipComment(const char *restrict *pointer, const char *stop,
-    size_t *restrict line)
+skipComment(const char **pointer, const char *stop, size_t *line)
 {
 	if (**pointer != '/')
 		return;
 
 	if (*pointer + 1 >= stop)
@@ -94,12 +92,11 @@
 	} else
 		(*pointer)--;
 }
 
 static void
-skipWhitespacesAndComments(const char *restrict *pointer, const char *stop,
-    size_t *restrict line)
+skipWhitespacesAndComments(const char **pointer, const char *stop, size_t *line)
 {
 	const char *old = NULL;
 
 	while (old != *pointer) {
 		old = *pointer;
@@ -139,12 +136,11 @@
 
 	return ret;
 }
 
 static inline OFString*
-parseString(const char *restrict *pointer, const char *stop,
-    size_t *restrict line)
+parseString(const char **pointer, const char *stop, size_t *line)
 {
 	char *buffer;
 	size_t i = 0;
 	char delimiter = **pointer;
 
@@ -291,11 +287,11 @@
 	free(buffer);
 	return nil;
 }
 
 static inline OFString*
-parseIdentifier(const char *restrict *pointer, const char *stop)
+parseIdentifier(const char **pointer, const char *stop)
 {
 	char *buffer;
 	size_t i = 0;
 
 	if ((buffer = malloc(stop - *pointer)) == NULL)
@@ -391,12 +387,12 @@
 	 */
 	return nil;
 }
 
 static inline OFMutableArray*
-parseArray(const char *restrict *pointer, const char *stop,
-    size_t *restrict line, size_t depth, size_t depthLimit)
+parseArray(const char **pointer, const char *stop, size_t *line,
+    size_t depth, size_t depthLimit)
 {
 	OFMutableArray *array = [OFMutableArray array];
 
 	if (++(*pointer) >= stop)
 		return nil;
@@ -448,12 +444,12 @@
 
 	return array;
 }
 
 static inline OFMutableDictionary*
-parseDictionary(const char *restrict *pointer, const char *stop,
-    size_t *restrict line, size_t depth, size_t depthLimit)
+parseDictionary(const char **pointer, const char *stop, size_t *line,
+    size_t depth, size_t depthLimit)
 {
 	OFMutableDictionary *dictionary = [OFMutableDictionary dictionary];
 
 	if (++(*pointer) >= stop)
 		return nil;
@@ -527,12 +523,11 @@
 
 	return dictionary;
 }
 
 static inline OFNumber*
-parseNumber(const char *restrict *pointer, const char *stop,
-    size_t *restrict line)
+parseNumber(const char **pointer, const char *stop, size_t *line)
 {
 	bool isHex = (*pointer + 1 < stop && (*pointer)[1] == 'x');
 	bool hasDecimal = false;
 	size_t i;
 	OFString *string;
@@ -577,12 +572,12 @@
 
 	return number;
 }
 
 static id
-nextObject(const char *restrict *pointer, const char *stop,
-    size_t *restrict line, size_t depth, size_t depthLimit)
+nextObject(const char **pointer, const char *stop, size_t *line,
+    size_t depth, size_t depthLimit)
 {
 	skipWhitespacesAndComments(pointer, stop, line);
 
 	if (*pointer >= stop)
 		return nil;