relocatable-prog-wrapper requires gl_HEADER_ERRNO_H

[Ralf Wildenhues]

Hello Bruno, Ben,

ok to apply?

Thanks,
Ralf

        relocatable-prog-wrapper depends on errno

        * modules/relocatable-prog-wrapper (Depends-on): Sort entries,
        add errno module, for gl_HEADER_ERRNO_H.

diff --git a/modules/relocatable-prog-wrapper b/modules/relocatable-prog-wrapper
index 3b8bb2d..7c8307d 100644
--- a/modules/relocatable-prog-wrapper
+++ b/modules/relocatable-prog-wrapper
@@ -33,13 +33,14 @@ m4/strerror.m4
 
 Depends-on:
 alloca-opt
+errno
+intprops
 pathmax
 ssize_t
 stdbool
 stdlib
-unistd
-intprops
 string
+unistd
 
 configure.ac:
 gl_FUNC_READLINK_SEPARATE