git-compat-util.h: some platforms with mmap() lack MAP_FAILED definition

diff --git a/shell.c b/shell.c
index b968be79f487f8d93e205fd0a844a206e24f21f8..e4864e04da3b0e237342c2ca0548c0ec0082c171 100644 (file)
--- a/shell.c
+++ b/shell.c
@@ -60,7 +60,7 @@ int main(int argc, char **argv)
        while (devnull_fd >= 0 && devnull_fd <= 2)
                devnull_fd = dup(devnull_fd);
        if (devnull_fd == -1)
-               die("opening /dev/null failed (%s)", strerror(errno));
+               die_errno("opening /dev/null failed");
        close (devnull_fd);
 
        /*