std::abs(int) is defined in cstdlib

[[Imported from SVN: r5230]]

std::abs(int) is defined in cstdlib
a572970f · Christian Engwer · 75d5d608 · a572970f
Commit a572970f authored 16 years ago by Christian Engwer
--- a/common/fvector.hh
+++ b/common/fvector.hh
@@ -6,6 +6,7 @@

 #include <cmath>
 #include <cstddef>
+#include <cstdlib>
 #include <complex>

 #include "exceptions.hh"