--- a/grub-core/osdep/unix/hostdisk.c
+++ b/grub-core/osdep/unix/hostdisk.c
@@ -48,11 +48,10 @@
 #ifdef __linux__
 # include <sys/ioctl.h>         /* ioctl */
 # include <sys/mount.h>
-# if !defined(__GLIBC__) || \
-        ((__GLIBC__ < 2) || ((__GLIBC__ == 2) && (__GLIBC_MINOR__ < 1)))
+# if defined(__UCLIBC__)
 /* Maybe libc doesn't have large file support.  */
 #  include <linux/unistd.h>     /* _llseek */
-# endif /* (GLIBC < 2) || ((__GLIBC__ == 2) && (__GLIBC_MINOR < 1)) */
+# endif /* __UCLIBC__ */
 #endif /* __linux__ */
 
 grub_uint64_t
@@ -79,8 +78,7 @@ grub_util_get_fd_size (grub_util_fd_t fd
   return st.st_size;
 }
 
-#if defined(__linux__) && (!defined(__GLIBC__) || \
-        ((__GLIBC__ < 2) || ((__GLIBC__ == 2) && (__GLIBC_MINOR__ < 1))))
+#if defined(__linux__) && defined(__UCLIBC__)
   /* Maybe libc doesn't have large file support.  */
 int
 grub_util_fd_seek (grub_util_fd_t fd, grub_uint64_t off)