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-rw-r--r--src/corelib/kernel/qfunctions_vxworks.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/corelib/kernel/qfunctions_vxworks.h b/src/corelib/kernel/qfunctions_vxworks.h
index d12a302c8d..02c599f490 100644
--- a/src/corelib/kernel/qfunctions_vxworks.h
+++ b/src/corelib/kernel/qfunctions_vxworks.h
@@ -134,7 +134,9 @@ void *lfind(const void* key, const void* base, size_t* elements, size_t size,
// no rand_r(), but rand()
// NOTE: this implementation is wrong for multi threaded applications,
// but there is no way to get it right on VxWorks (in kernel mode)
+#if defined(_WRS_KERNEL)
int rand_r(unsigned int * /*seedp*/);
+#endif
// no usleep() support
int usleep(unsigned int);