maint: placate strcmp-vs-STREQ syntax check rule

* dfltcc.c (is_dfltcc_enabled): Use STREQ (env, "0")
in place of "!strcmp (env, "0").

1 files changed, 1 insertions, 1 deletions

diff --git a/dfltcc.c b/dfltcc.c
index ba62968..581f748 100644
--- a/dfltcc.c
+++ b/dfltcc.c
@@ -152,7 +152,7 @@ is_dfltcc_enabled (void)
   char facilities[(DFLTCC_FACILITY / 64 + 1) * 8];
 
   char const *env = getenv ("DFLTCC");
-  if (env && !strcmp (env, "0"))
+  if (env && STREQ (env, "0"))
     return 0;
 
   register int r0 __asm__ ("r0") = sizeof facilities / 8;