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diff --git a/sys/gio/gks/gqtxci.x b/sys/gio/gks/gqtxci.x
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+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+include	<gset.h>
+include	"gks.h"
+
+# GQTXCI -- Inquire text color index.
+
+procedure gqtxci (ierror, coli)
+
+int	ierror			# Error indicator
+int	coli			# Color index - returned value.
+int	gstati ()
+include	"gks.com"
+
+begin
+	if (gk_std == NULL) {
+	    # GKS not in proper state; no active workstations
+	    ierror = 7
+	    coli = -1
+	    return
+	} else
+	    ierror = 0
+
+	iferr {
+	    coli = gstati (gp[gk_std], G_TXCOLOR)
+	} then {
+	    ierror = 1
+	    coli = -1
+	}
+end