Minor Updates in Make structure

CC       =  icc

CXX      =  g++-11

MPICC    =  mpicc

MPIC++   =  mpiCC

FFTW_INCL=  -I/usr/local/include

FFTW_LIB=  -L/usr/local/lib/

GSL_INCL =

GSL_LIBS =

MPI_LIB =

MPI_INCL= -I/home/taffoni/sw/Linux_x86_64/21.5/comm_libs/mpi/include

HDF5_INCL =

HDF5_LIB  =

OMP= -fopenmp

NVCC = nvcc

NVFLAGS = -arch=sm_70 -Xcompiler -mno-float128 -std=c++11

NVLIB = -L/home/taffoni -lcudart -lcuda

CFLAGS +=  -I. $(FFTW_INCL) $(GSL_INCL) $(MPI_INCL)

OPTIMIZE = $(OMP) -O3