+extern bool in_solib_dynsym_resolve_code (CORE_ADDR);
+
+/* Discard symbols that were auto-loaded from shared libraries. */
+
+extern void no_shared_libraries (const char *ignored, int from_tty);
+
+/* Set the solib operations for GDBARCH to NEW_OPS. */
+
+extern void set_solib_ops (struct gdbarch *gdbarch,
+ const struct target_so_ops *new_ops);
+
+/* Synchronize GDB's shared object list with inferior's.
+
+ Extract the list of currently loaded shared objects from the
+ inferior, and compare it with the list of shared objects in the
+ current program space's list of shared libraries. Edit
+ so_list_head to bring it in sync with the inferior's new list.
+
+ If we notice that the inferior has unloaded some shared objects,
+ free any symbolic info GDB had read about those shared objects.
+
+ Don't load symbolic info for any new shared objects; just add them
+ to the list, and leave their symbols_loaded flag clear.
+
+ If FROM_TTY is non-null, feel free to print messages about what
+ we're doing. */
+
+extern void update_solib_list (int from_tty);
+
+/* Return true if NAME is the libpthread shared library. */
+
+extern bool libpthread_name_p (const char *name);
+
+/* Look up symbol from both symbol table and dynamic string table. */
+
+extern CORE_ADDR gdb_bfd_lookup_symbol (bfd *abfd,
+ int (*match_sym) (const asymbol *,
+ const void *),
+ const void *data);
+
+/* Look up symbol from symbol table. */
+
+extern CORE_ADDR gdb_bfd_lookup_symbol_from_symtab (bfd *abfd,
+ int (*match_sym)
+ (const asymbol *,
+ const void *),
+ const void *data);
+
+/* Enable or disable optional solib event breakpoints as appropriate. */
+
+extern void update_solib_breakpoints (void);