server: fixed header hell in several files

Author: SNMetamorph

engine/progdefs.h

@@ -16,6 +16,8 @@
 #ifndef PROGDEFS_H
 #define PROGDEFS_H
 
+#include "const.h"
+
 typedef struct
 {	
 	float		time;

server/cbase.h

@@ -26,6 +26,8 @@ CBaseEntity
 				CBaseGroup
 */
 #pragma once
+#include "util.h"
+
 #define	MAX_PATH_SIZE	10 // max number of nodes available for a path.
 
 // These are caps bits to indicate what an object's capabilities (currently used for save/restore and level transitions)

server/enginecallback.h

@@ -16,6 +16,8 @@
 #define ENGINECALLBACK_H
 #pragma once
 
+#include "edict.h"
+#include "eiface.h"
 #include "event_flags.h"
 
 // Must be provided by user of this code

server/saverestore.h

@@ -16,6 +16,8 @@
 #ifndef SAVERESTORE_H
 #define SAVERESTORE_H
 
+#include "eiface.h"
+
 class CBaseEntity;
 
 class CSaveRestoreBuffer

server/util.h

@@ -29,7 +29,7 @@
 
 #include "datamap.h"
 #include "xashxt_strings.h"
-
+#include "extdll.h"
 #include "com_model.h"
 #include "sprite.h"