DIRFILESEP = \\
DFSEP = $(DIRFILESEP)

##</code><code>##

sub init_DIRFILESEP {
    my($self) = shift;

    # The ^ makes sure its not interpreted as an escape in nmake
    $self->{DIRFILESEP} = $self->is_make_type('nmake') ? '^\\' :
                          $self->is_make_type('dmake') ? '\\\\'
                                                       : '\\';
}

##</code><code>##

sub init_DIRFILESEP {
    my($self) = shift;

    # The ^ makes sure its not interpreted as an escape in nmake
    $self->{DIRFILESEP} = $self->is_make_type('nmake') ? '^\\' :
                          $self->is_make_type('dmake') ? '\\'
                                                       : '\\';
}

##</code><code>##

C:\sisyphusion\IO-React-1.03>perl makefile.PL
Checking if your kit is complete...
Looks good
Writing Makefile for IO::React
Writing MYMETA.yml and MYMETA.json

C:\sisyphusion\IO-React-1.03>dmake
dmake:  Error: -- `C:\_32\strawberry514\perl\libConfig.pm' not found, and can't be made

##</code><code>##

DIRFILESEP = \
DFSEP = $(DIRFILESEP)

##</code><code>##

sub init_DIRFILESEP {
     return '\\\\';
}