diff --git a/Misc/NEWS.d/next/Core and Builtins/2023-02-12-22-40-22.gh-issue-101857._bribG.rst b/Misc/NEWS.d/next/Core and Builtins/2023-02-12-22-40-22.gh-issue-101857._bribG.rst
new file mode 100644
index 00000000000000..832cc300fa9433
--- /dev/null
+++ b/Misc/NEWS.d/next/Core and Builtins/2023-02-12-22-40-22.gh-issue-101857._bribG.rst	
@@ -0,0 +1 @@
+Fix xattr support detection on Linux systems by widening the check to linux, not just glibc. This fixes support for musl.
diff --git a/Modules/posixmodule.c b/Modules/posixmodule.c
index c825aeedcf085d..a01662d868e545 100644
--- a/Modules/posixmodule.c
+++ b/Modules/posixmodule.c
@@ -280,8 +280,9 @@ corresponding Unix manual entries for more information on calls.");
 #  undef HAVE_SCHED_SETAFFINITY
 #endif
 
-#if defined(HAVE_SYS_XATTR_H) && defined(__GLIBC__) && !defined(__FreeBSD_kernel__) && !defined(__GNU__)
+#if defined(HAVE_SYS_XATTR_H) && defined(__linux__) && !defined(__FreeBSD_kernel__) && !defined(__GNU__)
 #  define USE_XATTRS
+#  include <linux/limits.h>  // Needed for XATTR_SIZE_MAX on musl libc.
 #endif
 
 #ifdef USE_XATTRS