* Upstream patch level 2. * New PETSC_BOPT_EXTRA option for different BOPT and lib names, with _c++ symlinks only for plain and single (closes: #249617). * New DEBIAN_DIST=contrib option to link with hypre, parmetis (closes: #249619). * Combined petsc-c and petsc-fortran substvars into petsc-compilers. * Extra quote in -dev prerm eliminates "too many arguments" problem.