-void SV_StartDemoRecording(client_t *client, const char *filename, int forcetrack);
-void SV_WriteDemoMessage(client_t *client, sizebuf_t *sendbuffer, qboolean clienttoserver);
-void SV_StopDemoRecording(client_t *client);
-void SV_WriteNetnameIntoDemo(client_t *client);
+#include "qtypes.h"
+struct sizebuf_s;
+struct client_s;
+
+void SV_StartDemoRecording(struct client_s *client, const char *filename, int forcetrack);
+void SV_WriteDemoMessage(struct client_s *client, struct sizebuf_s *sendbuffer, qbool clienttoserver);
+void SV_StopDemoRecording(struct client_s *client);
+void SV_WriteNetnameIntoDemo(struct client_s *client);