Use PLOT_for_all on SGI.

m4/plotansi.m4

@@ -36,7 +36,7 @@ plot_vtext2d)
 
 AC_CONFIG_FILES([PLOT_ANSI/src/PLOT_for_all.c])
 
-plot_for_sun=true
+plot_for_sun=false
 plot_for_all=false
 plot_for_ibm=false
 plot_for_tit=false
@@ -54,24 +54,22 @@ else
 	# in use, not the vendor. However, it isn't used anyway, so what.
 	#
 	case "$host_vendor" in
-	*sgi*)	AC_MSG_RESULT([Building for SGI system, affects PLOT_Ansi...])
-		;;
+#	*sgi*)	AC_MSG_RESULT([Building for SGI system, affects PLOT_Ansi...])
+#		;;
 	*ibm*)	AC_MSG_RESULT([Building for IBM system, affects PLOT_Ansi...])
 		plot_for_ibm=true
-		plot_for_sun=false
 		;;
 	*sun*)	AC_MSG_RESULT([Building fo a SUN system, affects PLOT_Ansi...])
+		plot_for_sun=true
 		;;
 	*) AC_MSG_RESULT([Using generic Fortran F77 interface for PLOT_ansi])
 		plot_for_all=true
-		plot_for_sun=false
 		;;
 	esac
 
 	case "$host" in
 	*titan*) AC_MSG_RESULT([Building for TITAN cpu/vendor/system?, affects PLOT_Ansi...])
 	       plot_for_tit=true
-	       plot_for_sun=false
 		;;
 	esac
 fi