1 files changed, 1 insertions, 1 deletions
diff --git a/src/expr.c b/src/expr.c
index 81a0169ed..88933919d 100644
--- a/src/expr.c
+++ b/src/expr.c
@@ -251,7 +251,7 @@ null (VALUE *v)
     case integer:
       return v->u.i == 0;
     case string:
-      return v->u.s[0] == '\0' || strcmp(v->u.s, "0") == 0;
+      return v->u.s[0] == '\0' || strcmp (v->u.s, "0") == 0;
     default:
       abort ();
     }