Fixed custom mpi variable name.
@@ -44,7 +44,7 @@ export CC=mpicc
MPI_VERSION=3
# MPI custom layouts (uncomment below options to enable)
-# EXM_CUSTOM_MPI=1
+# SWIFT_T_CUSTOM_MPI=1
# MPI_INCLUDE=/path/to/mpi/include
# MPI_LIB_DIR=/path/to/mpi/lib
# MPI_LIB_NAME=funny.mpi.a
