--- libeio/libeio.m4	2015/06/25 13:34:28	1.23
+++ libeio/libeio.m4	2017/06/23 03:10:19	1.24
@@ -81,7 +81,7 @@
    size_t count = 2;
    ssize_t res;
 #if __linux
-   res = sendfile (fd, fd, offset, count);
+   res = sendfile (fd, fd, &offset, count);
 #elif __FreeBSD__
    res = sendfile (fd, fd, offset, count, 0, &offset, 0);
 #elif __hpux
@@ -136,7 +136,7 @@
 #include <sys/prctl.h>
 int main (void)
 {
-  char name[] = "test123";
+  char *name = "test123";
   int res = prctl (PR_SET_NAME, (unsigned long)name, 0, 0, 0);
 }
 ])],ac_cv_prctl_set_name=yes,ac_cv_prctl_set_name=no)])
@@ -205,3 +205,16 @@
 ]])],ac_cv_pipe2=yes,ac_cv_pipe2=no)])
 test $ac_cv_pipe2 = yes && AC_DEFINE(HAVE_PIPE2, 1, pipe2(2) is available)
 
+AC_CACHE_CHECK(for renameat2, ac_cv_renameat2, [AC_LINK_IFELSE([AC_LANG_SOURCE([[
+#include <unistd.h>
+#include <sys/syscall.h>
+#include <linux/fs.h>
+int res;
+int main (void)
+{
+   res = syscall (SYS_renameat2, 0, 0, 0, 0, RENAME_EXCHANGE | RENAME_NOREPLACE);
+   return 0;
+}
+]])],ac_cv_renameat2=yes,ac_cv_renameat2=no)])
+test $ac_cv_renameat2 = yes && AC_DEFINE(HAVE_RENAMEAT2, 1, renameat2(2) is available)
+