Fix `make THREAD_MODEL=posix` (#311)

[wasi-libc.git] / libc-top-half / musl / src / prng / random.c

diff --git a/libc-top-half/musl/src/prng/random.c b/libc-top-half/musl/src/prng/random.c
index 3326f09f0db8ad1fdaddb68639850522bf326a2e..daac028d867c1a1e8ad2ccad37a134260818016a 100644 (file)
--- a/libc-top-half/musl/src/prng/random.c
+++ b/libc-top-half/musl/src/prng/random.c
@@ -23,7 +23,7 @@ static int n = 31;
 static int i = 3;
 static int j = 0;
 static uint32_t *x = init+1;
-#ifdef __wasilibc_unmodified_upstream
+#if defined(__wasilibc_unmodified_upstream) || defined(_REENTRANT)
 static volatile int lock[1];
 volatile int *const __random_lockptr = lock;
 #endif