initial illumos port

cde/programs/dtscreen/dtscreen.h

@@ -111,7 +111,7 @@ struct passwd {
 #include <shadow.h>
 #define getpwnam getspnam
 #endif
-#if !(defined(_AIX) || defined(hpux))
+#if !(defined(_AIX) || defined(hpux) || defined(sun))
 # define srandom srand
 # define random rand
 # define MAXRAND (32767.0)

cde/programs/dtscreen/usleep.c

@@ -41,7 +41,7 @@
 
 #include "dtscreen.h"
 
-#if !defined(_AIX) && !defined(hpV4) && !defined(linux) && !defined(CSRG_BASED)
+#if !defined(_AIX) && !defined(hpV4) && !defined(linux) && !defined(sun) && !defined(CSRG_BASED)
 int
 usleep(unsigned long usec)
 {

cde/programs/dtscreen/worm.c

@@ -88,7 +88,7 @@ typedef struct {
     int         size[MAXCOLORS];
 }           wormstruct;
 
-#if !defined(CSRG_BASED)
+#if !defined(CSRG_BASED) && !defined(sun)
 int
 round(x)
     float       x;