[libc] Mass replace enclosing namespace (#67032)

This is step 4 of
https://discourse.llvm.org/t/rfc-customizable-namespace-to-allow-testing-the-libc-when-the-system-libc-is-also-llvms-libc/73079

1 files changed, 3 insertions, 3 deletions

diff --git a/libc/src/pthread/pthread_attr_getstack.cpp b/libc/src/pthread/pthread_attr_getstack.cpp
index 564b8fde52f8..8788fbc1ffdd 100644
--- a/libc/src/pthread/pthread_attr_getstack.cpp
+++ b/libc/src/pthread/pthread_attr_getstack.cpp
@@ -14,17 +14,17 @@
 
 #include <pthread.h>
 
-namespace __llvm_libc {
+namespace LIBC_NAMESPACE {
 
 LLVM_LIBC_FUNCTION(int, pthread_attr_getstack,
                    (const pthread_attr_t *__restrict attr,
                     void **__restrict stack, size_t *__restrict stacksize)) {
   // As of writing this `pthread_attr_getstacksize` can never fail.
-  int result = __llvm_libc::pthread_attr_getstacksize(attr, stacksize);
+  int result = LIBC_NAMESPACE::pthread_attr_getstacksize(attr, stacksize);
   if (LIBC_UNLIKELY(result != 0))
     return result;
   *stack = attr->__stack;
   return 0;
 }
 
-} // namespace __llvm_libc
+} // namespace LIBC_NAMESPACE