fix dome daemon to print fits-header

Daemons/domedaemon_baader/socket.h

@@ -25,6 +25,14 @@
 // dome polling interval (clear watchdog & get status)
 #define T_INTERVAL      (5.0)
 
+typedef struct{
+    int errcode;    // error code
+    char status[STATBUF_SZ]; // device status
+    double stattime;// time of last status
+    char weather[STATBUF_SZ];  // data from weather sensor
+} dome_data_t;
+
+int get_dome_data(dome_data_t *d);
 void runserver(int isunix, const char *node, int maxclients);
 void stopserver();
 void forbid_observations(int forbid);