Trying to install Scalapack and this issue occurs

[Tdub1229]

-- Attempting to link MKL using -mkl=sequential
CMake Error at CMAKE/ExternalOpenBLAS.cmake:31 (message):
Could not find gfortran library; please consider setting the GFORTRAN_LIB
variable.
Call Stack (most recent call first):
CMakeLists.txt:208 (include)