configure.ac: mode_t and pid_t are defined by POSIX..
@@ -60,9 +60,7 @@ AC_C_INLINE
AC_CHECK_HEADERS(libutil.h malloc.h pty.h sys/ioctl.h sys/mkdev.h)
-AC_TYPE_MODE_T
AC_TYPE_INTPTR_T
-AC_TYPE_PID_T
AC_CHECK_SIZEOF(off_t)
AC_CHECK_FUNCS(gettimeofday select socket grantpt openpty getdtablesize)
