microcom: shrink

diff --git a/miscutils/microcom.c b/miscutils/microcom.c
index 3c573eaa9f50e3e39af0ea886e87a8b662090d7e..5219335a6eb0e92641543a6e0b161af4d6ebc064 100644 (file)
--- a/miscutils/microcom.c
+++ b/miscutils/microcom.c
@@ -81,10 +81,7 @@ int microcom_main(int argc, char **argv)
                // %4d to make concurrent mgetty (if any) happy.
                // Mgetty treats 4-bytes lock files as binary,
                // not text, PID. Making 5+ char file. Brrr...
-               char *s = xasprintf("%4d\n", getpid());
-               write(sfd, s, strlen(s));
-               if (ENABLE_FEATURE_CLEAN_UP)
-                       free(s);
+               fdprintf(sfd, "%4d\n", getpid());
                close(sfd);
        }