CNS errors before/after recompilation

After replacing subrotines in machvar.f file
and then recompile cns_solve
shows error:

make[3]: Target '../bin/cns_solve' not remade because of errors.
Makefile:58: recipe for target 'cns_solve' failed
make[2]: *** [cns_solve] Error 2
Makefile:64: recipe for target 'cns_solve' failed
make[1]: *** [cns_solve] Error 2