altq(4): Fix typo in a #define.

diff --git a/sys/net/altq/altq_subr.c b/sys/net/altq/altq_subr.c
index 67e124a..91f1b67 100644 (file)
--- a/sys/net/altq/altq_subr.c
+++ b/sys/net/altq/altq_subr.c
@@ -826,7 +826,7 @@ init_machclk(void)
         * if the clock frequency (of Pentium TSC or Alpha PCC) is
         * accessible, just use it.
         */
-#if _RDTSC_SUPPORTED
+#ifdef _RDTSC_SUPPORTED_
        if (cpu_feature & CPUID_TSC)
                machclk_freq = (uint64_t)tsc_frequency;
 #endif