Remove projects/sample.

[oota-llvm.git] / projects / sample / autoconf / m4 / need_dev_zero_for_mmap.m4

diff --git a/projects/sample/autoconf/m4/need_dev_zero_for_mmap.m4 b/projects/sample/autoconf/m4/need_dev_zero_for_mmap.m4
deleted file mode 100644 (file)
index 57b3228..0000000
--- a/projects/sample/autoconf/m4/need_dev_zero_for_mmap.m4
+++ /dev/null
@@ -1,17 +0,0 @@
-#
-# When allocating RWX memory, check whether we need to use /dev/zero
-# as the file descriptor or not.
-#
-AC_DEFUN([AC_NEED_DEV_ZERO_FOR_MMAP],
-[AC_CACHE_CHECK([if /dev/zero is needed for mmap],
-ac_cv_need_dev_zero_for_mmap,
-[if test "$llvm_cv_os_type" = "Interix" ; then
-   ac_cv_need_dev_zero_for_mmap=yes
- else
-   ac_cv_need_dev_zero_for_mmap=no
- fi
-])
-if test "$ac_cv_need_dev_zero_for_mmap" = yes; then
-  AC_DEFINE([NEED_DEV_ZERO_FOR_MMAP],[1],
-   [Define if /dev/zero should be used when mapping RWX memory, or undefine if its not necessary])
-fi])