1 files changed, 17 insertions, 0 deletions
diff --git a/sys/plio/pllinene.x b/sys/plio/pllinene.x
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index 00000000..3babc889
--- /dev/null
+++ b/sys/plio/pllinene.x
@@ -0,0 +1,17 @@
+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+include <plset.h>
+include	<plio.h>
+
+# PL_LINENOTEMPTY -- Test whether the indicated mask image line is empty.
+
+bool procedure pl_linenotempty (pl, v)
+
+pointer	pl			#I mask descriptor
+long	v[PL_MAXDIM]		#I coordinates of desired line
+
+int	pl_reference()
+
+begin
+	return (pl_reference(pl,v) != PL_EMPTYLINE)
+end