remove useless "extern" keywords in headers

diff --git a/include/errno.h b/include/errno.h
index 9d68033..9e1e320 100644 (file)
--- a/include/errno.h
+++ b/include/errno.h
@@ -10,7 +10,7 @@ extern "C" {
 #ifdef __GNUC__
 __attribute__((const))
 #endif
 #ifdef __GNUC__
 __attribute__((const))
 #endif

-extern int *__errno_location(void);
+int *__errno_location(void);

 #define errno (*__errno_location())
 
 #ifdef __cplusplus
 #define errno (*__errno_location())
 
 #ifdef __cplusplus

diff --git a/include/resolv.h b/include/resolv.h
index 3b77fc7..5bb0832 100644 (file)
--- a/include/resolv.h
+++ b/include/resolv.h
@@ -122,7 +122,7 @@ struct res_sym {
 #define RES_PRF_REPLY  0x00002000
 #define RES_PRF_INIT   0x00004000
 
 #define RES_PRF_REPLY  0x00002000
 #define RES_PRF_INIT   0x00004000
 

-extern struct __res_state *__res_state(void);
+struct __res_state *__res_state(void);

 #define _res (*__res_state())
 
 struct rrec;
 #define _res (*__res_state())
 
 struct rrec;

diff --git a/include/sys/file.h b/include/sys/file.h
index 8b2eb01..adb9dd5 100644 (file)
--- a/include/sys/file.h
+++ b/include/sys/file.h
@@ -11,7 +11,7 @@ extern "C" {
 #define LOCK_NB        4
 #define LOCK_UN        8
 
 #define LOCK_NB        4
 #define LOCK_UN        8
 

-extern int flock(int, int);
+int flock(int, int);

 
 #endif
 
 
 #endif