Mask unused dlopen/dlsym functions when rocsparse is linked directly
https://github.com/ROCm/rocm-libraries/issues/2585
--- a/library/src/refact/rocsolver_rfinfo.cpp
+++ b/library/src/refact/rocsolver_rfinfo.cpp
@@ -62,6 +62,8 @@
         }                                                          \
     } while(0)
 
+#ifndef HAVE_ROCSPARSE
+
 ROCSOLVER_BEGIN_NAMESPACE
 
 template <typename Fn>
@@ -217,6 +219,8 @@ static bool try_load_rocsparse()
 
 ROCSOLVER_END_NAMESPACE
 
+#endif // HAVE_ROCSPARSE
+
 extern "C" rocblas_status rocsolver_create_rfinfo(rocsolver_rfinfo* rfinfo, rocblas_handle handle)
 {
 #ifndef HAVE_ROCSPARSE