dup2: Remove check for dup2, unless supporting old obsolete platforms.

[pspp] / modules / memchr2-tests

diff --git a/modules/memchr2-tests b/modules/memchr2-tests
index 6056e2b9733613f6d5071e52120226294addbf41..66901aef93e7f3078e00cdf038c65a529aeebac6 100644 (file)
--- a/modules/memchr2-tests
+++ b/modules/memchr2-tests
@@ -1,13 +1,16 @@
 Files:
 tests/test-memchr2.c
 tests/zerosize-ptr.h
+tests/macros.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: