1 files changed, 0 insertions, 4 deletions

diff --git a/src/coding.c b/src/coding.c
index dcd31fe9f28..32d1c64afbe 100644
--- a/src/coding.c
+++ b/src/coding.c
@@ -303,7 +303,6 @@ Lisp_Object Vcoding_system_hash_table;
 
 Lisp_Object Qcoding_system, Qcoding_aliases, Qeol_type;
 Lisp_Object Qunix, Qdos;
-extern Lisp_Object Qmac;        /* frame.c */
 Lisp_Object Qbuffer_file_coding_system;
 Lisp_Object Qpost_read_conversion, Qpre_write_conversion;
 Lisp_Object Qdefault_char;
@@ -317,7 +316,6 @@ Lisp_Object QCdecode_translation_table, QCencode_translation_table;
 Lisp_Object QCpost_read_conversion, QCpre_write_conversion;
 Lisp_Object QCascii_compatible_p;
 
-extern Lisp_Object Qinsert_file_contents, Qwrite_region;
 Lisp_Object Qcall_process, Qcall_process_region;
 Lisp_Object Qstart_process, Qopen_network_stream;
 Lisp_Object Qtarget_idx;
@@ -325,8 +323,6 @@ Lisp_Object Qtarget_idx;
 Lisp_Object Qinsufficient_source, Qinconsistent_eol, Qinvalid_source;
 Lisp_Object Qinterrupted, Qinsufficient_memory;
 
-extern Lisp_Object Qcompletion_ignore_case;
-
 /* If a symbol has this property, evaluate the value to define the
    symbol as a coding system.  */
 static Lisp_Object Qcoding_system_define_form;