maint: make spacing around "=" consistent, even in IF_LINT

E.g.,
  -  size_t desired_width IF_LINT (= 0);
  +  size_t desired_width IF_LINT ( = 0);
Use this command:
  g grep -l IF_LINT | grep '\.[ch]$' \
    | xargs perl -pi -e 's/(IF_LINT \()= /$1 = /'

1 files changed, 1 insertions, 1 deletions

diff --git a/src/cut.c b/src/cut.c
index 8c93c8965..5fcf0743a 100644
--- a/src/cut.c
+++ b/src/cut.c
@@ -756,7 +756,7 @@ main (int argc, char **argv)
   int optc;
   bool ok;
   bool delim_specified = false;
-  char *spec_list_string IF_LINT (= NULL);
+  char *spec_list_string IF_LINT ( = NULL);
 
   initialize_main (&argc, &argv);
   set_program_name (argv[0]);