Add graph references

references/igraph-1.0.1/vendor/lapack/arscnd.c

@@ -0,0 +1,39 @@
+/*  -- translated by f2c (version 20240504).
+   You must link the resulting object file with libf2c:
+	on Microsoft Windows system, link with libf2c.lib;
+	on Linux or Unix systems, link with .../path/to/libf2c.a -lm
+	or, if you install libf2c.a in a standard place, with -lf2c -lm
+	-- in that order, at the end of the command line, as in
+		cc *.o -lf2c -lm
+	Source for libf2c is in /netlib/f2c/libf2c.zip, e.g.,
+
+		http://www.netlib.org/f2c/libf2c.zip
+*/
+
+#include "f2c.h"
+
+/* Subroutine */ int igrapharscnd_(real *t)
+{
+
+
+/*  -- LAPACK auxiliary routine (preliminary version) --   
+       Univ. of Tennessee, Univ. of California Berkeley, NAG Ltd.,   
+       Courant Institute, Argonne National Lab, and Rice University   
+       July 26, 1991   
+
+    Purpose   
+    =======   
+
+    SECOND returns the user time for a process in seconds.   
+    This version gets the time from the system function ETIME.   
+
+
+        T1 = ETIME( TARRAY )   
+        T  = TARRAY( 1 ) */
+    *t = 0.f;
+    return 0;
+
+/*     End of ARSCND */
+
+} /* igrapharscnd_ */
+