rename for DOS

From-SVN: r27625

diff --git a/gcc/testsuite/g++.old-deja/g++.ext/com1.C b/gcc/testsuite/g++.old-deja/g++.ext/comint1.C
similarity index 100%
rename from gcc/testsuite/g++.old-deja/g++.ext/com1.C
rename to gcc/testsuite/g++.old-deja/g++.ext/comint1.C