engine: client: set failed status for vgui_support if we wasn't able to load one. Unload library in case of error

engine/client/vgui/vgui_draw.c

@@ -200,10 +200,15 @@ void VGui_Startup( const char *clientlib, int width, int height )
 			if( !s_pVGuiSupport )
 			{
 				if( FS_FileExists( vguiloader, false ))
+				{
 					Con_Reportf( S_ERROR "Failed to load vgui_support library: %s\n", COM_GetLibraryError() );
+				}
 				else
+				{
 					Con_Reportf( "vgui_support: not found\n" );
 				}
+				failed = true;
+			}
 			else
 			{
 				F = COM_GetProcAddress( s_pVGuiSupport, "InitAPI" );
@@ -213,7 +218,11 @@ void VGui_Startup( const char *clientlib, int width, int height )
 					vgui.initialized = true;
 				}
 				else
+				{
 					Con_Reportf( S_ERROR "Failed to find vgui_support library entry point!\n" );
+					failed = true;
+					COM_FreeLibrary( s_pVGuiSupport );
+				}
 			}
 		}
 	}