hurd: Export _hurd_libc_proc_init

hurd's libdiskfs needs to be able to call _hurd_init + _hurd_libc_proc_init
for bootstrap initialization.

hurd/Versions

@@ -138,6 +138,11 @@ libc {
     _hurd_port_move;
   }
 
+  GLIBC_2.34 {
+    # "quasi-internal" functions
+    _hurd_libc_proc_init;
+  }
+
   HURD_CTHREADS_0.3 {
     # weak refs to libthreads functions that libc calls iff libthreads in use
     __cthread_fork; __pthread_create; __cthread_detach; __pthread_detach;

hurd/hurd.h

@@ -275,6 +275,9 @@ extern void _hurd_init (int flags, char **argv,
 			mach_port_t *portarray, size_t portarraysize,
 			int *intarray, size_t intarraysize);
 
+/* Register the process to the proc server.  */
+extern void _hurd_libc_proc_init (char **argv);
+
 /* Do startup handshaking with the proc server, and initialize library data
    structures that require proc server interaction.  This includes
    initializing signals; see _hurdsig_init in <hurd/signal.h>.  */

sysdeps/mach/hurd/i386/libc.abilist

@@ -2206,6 +2206,7 @@ GLIBC_2.33 stat F
 GLIBC_2.33 stat64 F
 GLIBC_2.34 __isnanf128 F
 GLIBC_2.34 __libc_start_main F
+GLIBC_2.34 _hurd_libc_proc_init F
 GLIBC_2.4 __confstr_chk F
 GLIBC_2.4 __fgets_chk F
 GLIBC_2.4 __fgets_unlocked_chk F