Fix rebooting

reboot3 requires platformization. Use FrontBoardServices to do it instead

RootHelper/devmode.m

@@ -63,6 +63,8 @@ BOOL getDeveloperModeState(xpc_connection_t connection) {
         return NO;
     }
 
+    NSLog(@"[getDeveloperModeState] got reply %@", reply);
+
     NSObject* success = reply[@"success"];
     if (!success || ![success isKindOfClass:[NSNumber class]] || ![(NSNumber*)success boolValue]) {
         NSLog(@"[getDeveloperModeState] request failed with error %@", reply[@"error"]);

RootHelper/entitlements.plist

@@ -44,5 +44,9 @@
 		<string>Uninstall</string>
 		<string>UpdatePlaceholderMetadata</string>
 	</array>
+    <key>com.apple.private.amfi.developer-mode-control</key>
+    <true/>
+	<key>com.apple.frontboard.shutdown</key>
+	<true/>
 </dict>
 </plist>

RootHelper/main.m

@@ -21,6 +21,7 @@
 #endif
 
 #import <SpringBoardServices/SpringBoardServices.h>
+#import <FrontBoardServices/FBSSystemService.h>
 #import <Security/Security.h>
 
 #ifdef EMBEDDED_ROOT_HELPER
@@ -50,8 +51,6 @@ typedef CFDictionaryRef (*_CFPreferencesCopyMultipleWithContainerType)(CFArrayRe
 
 BOOL _installPersistenceHelper(LSApplicationProxy* appProxy, NSString* sourcePersistenceHelper, NSString* sourceRootHelper);
 
-extern int reboot3(uint64_t flags, ...);
-
 NSArray<LSApplicationProxy*>* applicationsWithGroupId(NSString* groupId)
 {
 	LSEnumerator* enumerator = [LSEnumerator enumeratorForApplicationProxiesWithOptions:0];
@@ -1529,8 +1528,9 @@ int MAIN_NAME(int argc, char *argv[], char *envp[])
 		}
 		else if([cmd isEqualToString:@"reboot"])
 		{
-			sync();
-			ret = reboot3(0); // do a normal reboot
+			[[FBSSystemService sharedService] reboot];
+			// Give the system some time to reboot
+			sleep(1);
 		}
 
 		NSLog(@"trollstorehelper returning %d", ret);