File fix.patch of Package ARToolKit_v4l

diff --git a/lib/SRC/AR/mSelfInv.c b/lib/SRC/AR/mSelfInv.c
index 924dd22..f229ed9 100755
--- a/lib/SRC/AR/mSelfInv.c
+++ b/lib/SRC/AR/mSelfInv.c
@@ -35,7 +35,7 @@ static double *minv( double *ap, int dimen, int rowa )
         int nos[50];
         double epsl;
         double p,pbuf,work;
-        double  fabs();
+        double  fabs(double);
 
         epsl = 1.0e-10;         /* Threshold value      */