1 files changed, 30 insertions, 0 deletions
diff --git a/sys/imfort/imacck.x b/sys/imfort/imacck.x
new file mode 100644
index 00000000..ef6b3314
--- /dev/null
+++ b/sys/imfort/imacck.x
@@ -0,0 +1,30 @@
+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+include	"imfort.h"
+
+# IMACCK -- Test if the named keyword exists.  IER=0 is returned if the
+# parameter exists.
+
+procedure imacck (im, key, ier)
+
+pointer	im			# image descriptor
+%	character*(*) key
+int	ier
+
+pointer	sp, kp
+int	imaccf()
+
+begin
+	call smark (sp)
+	call salloc (kp, SZ_KEYWORD, TY_CHAR)
+
+	call f77upk (key, Memc[kp], SZ_KEYWORD)
+	if (imaccf (im, Memc[kp]) == YES)
+	    ier = OK
+	else {
+	    ier = IE_NEXKW
+	    call im_seterrop (ier, Memc[kp])
+	}
+
+	call sfree (sp)
+end