Remove __libc_posix_fadvise[64] alias. It existed on i386 and arm only,

 and google says only uclibc has it, no users at all.

    text           data     bss     dec     hex filename
- 229374           1367   11280  242021   3b165 lib/libuClibc-0.9.30-svn.so
+ 229347           1367   11280  241994   3b14a lib/libuClibc-0.9.30-svn.so

1 files changed, 15 insertions, 4 deletions

diff --git a/libc/sysdeps/linux/arm/posix_fadvise.c b/libc/sysdeps/linux/arm/posix_fadvise.c
index bb4ac7b0c..b23eb3d6b 100644
--- a/libc/sysdeps/linux/arm/posix_fadvise.c
+++ b/libc/sysdeps/linux/arm/posix_fadvise.c
@@ -9,12 +9,21 @@
  */
 #include <sys/syscall.h>
 #include <fcntl.h>
+
 #if defined __NR_arm_fadvise64_64
+
+/* Was named __libc_posix_fadvise for some inexplicable reason.
+** google says only uclibc has *__libc*_posix_fadviseXXX,
+** so it cannot be compat with anything.
+**
+** Remove this comment and one at the end after 0.9.31
+*/
+
 /* This is for the ARM version of fadvise64_64 which swaps the params
  *  * about to avoid having ABI compat issues
  *   */
 #define __NR___syscall_arm_fadvise64_64 __NR_arm_fadvise64_64
-int __libc_posix_fadvise(int fd, off_t offset, off_t len, int advise)
+int posix_fadvise(int fd, off_t offset, off_t len, int advise)
 {
   INTERNAL_SYSCALL_DECL (err);
   int ret = INTERNAL_SYSCALL (arm_fadvise64_64, err, 6, fd, advise,
@@ -24,13 +33,15 @@ int __libc_posix_fadvise(int fd, off_t offset, off_t len, int advise)
     if (INTERNAL_SYSCALL_ERROR_P (ret, err))
       return INTERNAL_SYSCALL_ERRNO (ret, err);
     return 0;
-
 }
-weak_alias(__libc_posix_fadvise, posix_fadvise);
+
+/* weak_alias(__libc_posix_fadvise, posix_fadvise); */
+
 #else
+
 int posix_fadvise(int fd attribute_unused, off_t offset attribute_unused, off_t len attribute_unused, int advice attribute_unused)
 {
 	return ENOSYS;
 }
-#endif
 
+#endif