1 files changed, 13 insertions, 5 deletions

diff --git a/runit/runsv.c b/runit/runsv.c
index 7e22862cd..d395d4528 100644
--- a/runit/runsv.c
+++ b/runit/runsv.c
@@ -58,11 +58,19 @@ static void gettimeofday_ns(struct timespec *ts)
 #else
 static void gettimeofday_ns(struct timespec *ts)
 {
-        BUILD_BUG_ON(sizeof(struct timeval) != sizeof(struct timespec));
-        BUILD_BUG_ON(sizeof(((struct timeval*)ts)->tv_usec) != sizeof(ts->tv_nsec));
-        /* Cheat */
-        gettimeofday((void*)ts, NULL);
-        ts->tv_nsec *= 1000;
+        if (sizeof(struct timeval) == sizeof(struct timespec)
+         && sizeof(((struct timeval*)ts)->tv_usec) == sizeof(ts->tv_nsec)
+        ) {
+                /* Cheat */
+                gettimeofday((void*)ts, NULL);
+                ts->tv_nsec *= 1000;
+        } else {
+                /* For example, musl has "incompatible" layouts */
+                struct timeval tv;
+                gettimeofday(&tv, NULL);
+                ts->tv_sec = tv.tv_sec;
+                ts->tv_nsec = tv.tv_usec * 1000;
+        }
 }
 #endif