--- a/src/client/fuse_ll.cc
+++ b/src/client/fuse_ll.cc
@@ -25,6 +25,7 @@
 #include <unistd.h>
 
 #if defined(__linux__)
+#include <features.h>
 #include <libgen.h>
 #include <sys/vfs.h>
 #include <sys/xattr.h>
@@ -178,7 +179,7 @@
   struct fuse_args args;
 };
 
-#if defined(__linux__)
+#if defined(__linux__) && defined(__GLIBC__)
 static int already_fuse_mounted(const char *path, bool &already_mounted)
 {
   struct statx path_statx;
@@ -248,7 +249,7 @@
 
   return err;
 }
-#else // non-linux platforms
+#else // non-linux platforms and musl
 static int already_fuse_mounted(const char *path, bool &already_mounted)
 {
   already_mounted = false;