aopt 49 user/bin/ls/ls.c static int aopt=0;
aopt 61 user/bin/ls/ls.c case 'a': aopt=1; break;
aopt 221 user/bin/ls/ls.c if (aopt || buf[0]!='.') {
aopt 260 user/bin/ls/ls.c if (!aopt && buf[0]=='.') {