1 files changed, 4 insertions(+), 3 deletions(-)

M gnu/build/file-systems.scm

@@ 53,9 53,10 @@
 ;; 'mount' is already defined in the statically linked Guile used for initial
 ;; RAM disks, but in all other cases the (guix build syscalls) module contains
 ;; the mount binding.
-(unless (defined? 'mount)
-  (module-use! (current-module)
-               (resolve-interface '(guix build syscalls))))
+(eval-when (expand load eval)
+  (unless (defined? 'mount)
+    (module-use! (current-module)
+                 (resolve-interface '(guix build syscalls)))))
 
 ;; Linux mount flags, from libc's <sys/mount.h>.
 (define MS_RDONLY 1)