openat: provide more convenience names

[pspp] / modules / memcmp-tests

diff --git a/modules/memcmp-tests b/modules/memcmp-tests
index df5b7eb3e833c67aaf3e0b09bf722451341b07c0..3f536d756c947f134d9b485cad0dbbf7d03b2237 100644 (file)
--- a/modules/memcmp-tests
+++ b/modules/memcmp-tests
@@ -4,10 +4,12 @@ tests/zerosize-ptr.h
 m4/mmap-anon.m4
 
 Depends-on:
+extensions
 getpagesize
 
 configure.ac:
 gl_FUNC_MMAP_ANON
+AC_CHECK_HEADERS_ONCE([sys/mman.h])
 AC_CHECK_FUNCS_ONCE([mprotect])
 
 Makefile.am: