maint: df.c: adapt to newer gnulib

* src/df.c: Don't include "canonicalize.h".  No longer needed,
since canonicalize_file_name is now guaranteed to be declared
in <stdlib.h>, thanks to gnulib.

1 files changed, 0 insertions, 1 deletions

diff --git a/src/df.c b/src/df.c
index aef7b2d54..fd59aea56 100644
--- a/src/df.c
+++ b/src/df.c
@@ -24,7 +24,6 @@
 #include <getopt.h>
 
 #include "system.h"
-#include "canonicalize.h"
 #include "error.h"
 #include "fsusage.h"
 #include "human.h"