iscntrl            77 include/stdlib.h extern int iscntrl(int c);
iscntrl            81 lib/lua/llex.c     return (iscntrl(token)) ? luaO_pushfstring(ls->L, "char(%d)", token) :
iscntrl           230 lib/lua/lstrlib.c     case 'c' : res = iscntrl(c); break;
iscntrl           119 modules/module_exportlist.c             iscntrl