Cast kira_HRplot to avoid complaints.

Hack for gcc 3.0's stdio (#ifdef NEWSTDIO).

src/kira_parti.cc

 #ifdef USE_KIRA
 
+#ifdef NEWSTDIO
 #include <ostream.h>
 #include <istream.h>
+#endif /*NEWSTDIO*/
+
 #include "worldline.h"
 
 // #define CAVE 1		// NewN: use potentially-shared-memory malloc
@@ -183,7 +186,9 @@ double kira_get( struct dyndata *dd, struct stuff *st, int what )
 }
 
 int hasdata( ifstream *s, double maxwait ) {
-#ifdef OLDSTDIO
+#ifdef NEWSTDIO
+    return 1;
+#else /*old stdio, where filebuf::fd() still existed*/
     struct timeval tv;
     fd_set fds;
     if(s == NULL) return 0;
@@ -194,8 +199,6 @@ int hasdata( ifstream *s, double maxwait ) {
     FD_ZERO(&fds);
     FD_SET(s->rdbuf()->fd(), &fds);
     return(select(s->rdbuf()->fd() + 1, &fds, NULL, NULL, &tv) > 0);
-#else
-    return 1;
 #endif
 }
 
@@ -315,7 +318,7 @@ int kira_open( struct dyndata *dd, struct stuff *st, char *filename, int readfla
     static char ytitle[] = "log L";
 
     Fl_Plot *plot;
-    plot = parti_register_plot( st, kira_HRplot, dd );
+    plot = parti_register_plot( st, (void (*)(Fl_Plot*,void*,void*))kira_HRplot, dd );
     if(plot) {
 	if(plot->x0() == plot->x1())
 	    plot->xrange( xrange[0], xrange[1] );