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#include <fcntl.h> #include <stdarg.h> #include "syscall.h" #include "libc.h" int open(const char *filename, int flags, ...) { mode_t mode; va_list ap; va_start(ap, flags); mode = va_arg(ap, mode_t); va_end(ap); return sys_open_cp(filename, flags, mode); } LFS64(open);