//Loading the dylib

-(void)load {
    //handle = dlopen([[NSString stringWithFormat:@"%@/Facebook.dylib", pluginPath] UTF8String], RTLD_LAZY);
    handle = dlopen("Facebook.dylib", RTLD_LAZY);
    void *load = dlsym(handle, "post");
    load != NULL && ((BOOL (*) (void)) load)();
    if (load != NULL)
        NSLog(@"Not NULL");
    else
        NSLog(@"Load is NULL");
    dlclose(handle);
}

//This is the dylib that should be loaded. (Facebook.dylib)

BOOL post () {
     NSLog(@"Dylib function called!");
     UIAlertView *error = [[UIAlertView alloc] initWithTitle:@"Alert" message:@"It worked!" delegate:nil cancelButtonTitle:@"OK" otherButtonTitles: nil];
        [error show];
        [error release];
     return YES;
}