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-rw-r--r--libc/sysdeps/linux/common/bits/errno.h5
-rw-r--r--libc/sysdeps/linux/common/bits/uClibc_locale.h2
-rw-r--r--libc/sysdeps/linux/common/bits/uClibc_stdio.h4
3 files changed, 8 insertions, 3 deletions
diff --git a/libc/sysdeps/linux/common/bits/errno.h b/libc/sysdeps/linux/common/bits/errno.h
index 0bf6354fb..459cc7058 100644
--- a/libc/sysdeps/linux/common/bits/errno.h
+++ b/libc/sysdeps/linux/common/bits/errno.h
@@ -43,6 +43,11 @@
# ifndef __ASSEMBLER__
/* Function to get address of global `errno' variable. */
extern int *__errno_location (void) __THROW __attribute__ ((__const__));
+# ifdef _LIBC
+# ifndef __UCLIBC_HAS_THREADS__
+extern int weak_const_function *__errno_location(void);
+# endif
+# endif
libc_hidden_proto(__errno_location)
# ifdef __UCLIBC_HAS_THREADS__
diff --git a/libc/sysdeps/linux/common/bits/uClibc_locale.h b/libc/sysdeps/linux/common/bits/uClibc_locale.h
index 05d9b4d40..6273fa392 100644
--- a/libc/sysdeps/linux/common/bits/uClibc_locale.h
+++ b/libc/sysdeps/linux/common/bits/uClibc_locale.h
@@ -93,7 +93,7 @@ typedef struct __uclibc_locale_struct *__locale_t;
#ifdef _LIBC
/* extern void _locale_set(const unsigned char *p); */
-/* extern void _locale_init(void); */
+extern void weak_function _locale_init(void) attribute_hidden;
#include <stddef.h>
#include <stdint.h>
diff --git a/libc/sysdeps/linux/common/bits/uClibc_stdio.h b/libc/sysdeps/linux/common/bits/uClibc_stdio.h
index 06000a85c..095220aa6 100644
--- a/libc/sysdeps/linux/common/bits/uClibc_stdio.h
+++ b/libc/sysdeps/linux/common/bits/uClibc_stdio.h
@@ -327,8 +327,8 @@ struct __STDIO_FILE_STRUCT {
**********************************************************************/
#if defined _LIBC && (defined IS_IN_libc || defined NOT_IN_libc)
-extern void _stdio_init(void) attribute_hidden;
-extern void _stdio_term(void) attribute_hidden;
+extern void weak_function _stdio_init(void) attribute_hidden;
+extern void weak_function _stdio_term(void) attribute_hidden;
#ifdef __STDIO_HAS_OPENLIST