diff -Nru orig/Rfast2/src/Makevars.win patched/Rfast2/src/Makevars.win
--- orig/Rfast2/src/Makevars.win	2023-07-21 12:46:54.000000000 +0200
+++ patched/Rfast2/src/Makevars.win	2025-03-03 19:06:16.259905600 +0100
@@ -1,4 +1,4 @@
-PKG_LIBS += $(LAPACK_LIBS) $(BLAS_LIBS) $(FLIBS) $(SHLIB_OPENMP_CXXFLAGS) `"${R_HOME}/bin/Rscript" -e "RcppParallel::LdFlags()"`
+PKG_LIBS += $(LAPACK_LIBS) $(BLAS_LIBS) $(FLIBS) $(SHLIB_OPENMP_CXXFLAGS) $(shell "${R_HOME}/bin/Rscript" -e "RcppParallel::LdFlags()")
 
 PKG_CXXFLAGS= $(SHLIB_OPENMP_CXXFLAGS)