build: remove now-useless configure-time header checks

* m4/jm-macros.m4 (gl_CHECK_ALL_HEADERS): Don't test for headers
that gnulib now provides: sys/ioctl.h, sys/time.h, sys/wait.h.

diff --git a/m4/jm-macros.m4 b/m4/jm-macros.m4
index 62777c7dfc2ec6a85968c27c002fc10ee03d6c65..9c60195e9c8f92e67c55c1b3d6afb300d79021d8 100644 (file)
--- a/m4/jm-macros.m4
+++ b/m4/jm-macros.m4
@@ -173,12 +173,9 @@ AC_DEFUN([gl_CHECK_ALL_HEADERS],
     paths.h \
     priv.h \
     stropts.h \
-    sys/ioctl.h \
     sys/param.h \
     sys/resource.h \
     sys/systeminfo.h \
-    sys/time.h \
-    sys/wait.h \
     syslog.h \
     termios.h \
   )