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-rw-r--r--pkg/tbtables/fitsio/fitssppb/fspnul.x16
1 files changed, 16 insertions, 0 deletions
diff --git a/pkg/tbtables/fitsio/fitssppb/fspnul.x b/pkg/tbtables/fitsio/fitssppb/fspnul.x
new file mode 100644
index 00000000..56cb31b3
--- /dev/null
+++ b/pkg/tbtables/fitsio/fitssppb/fspnul.x
@@ -0,0 +1,16 @@
+include "fitsio.h"
+
+procedure fspnul(ounit,blank,status)
+
+# Primary Null value definition
+# Define the null value for an integer primary array.
+# This must be the first HDU of the FITS file.
+
+int ounit # i output file pointer
+int blank # i value used to represent undefined values
+int status # o error status
+
+begin
+
+call ftpnul(ounit,blank,status)
+end