3 files changed, 10 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/cris/__init_brk.c b/libc/sysdeps/linux/cris/__init_brk.c
index 211ae9136..8e6591a62 100644
--- a/libc/sysdeps/linux/cris/__init_brk.c
+++ b/libc/sysdeps/linux/cris/__init_brk.c
@@ -5,8 +5,13 @@
 #include <errno.h>
 #include "sysdep.h"
 
+extern void *__curbrk;
+libc_hidden_proto(__curbrk)
 void * __curbrk = 0;
+libc_hidden_data_def(__curbrk)
 
+extern int __init_brk (void);
+libc_hidden_proto(__init_brk)
 int
 __init_brk (void)
 {
@@ -29,3 +34,4 @@ __init_brk (void)
     }
     return 0;
 }
+libc_hidden_def(__init_brk)
diff --git a/libc/sysdeps/linux/cris/brk.c b/libc/sysdeps/linux/cris/brk.c
index 42a3b6de3..4aadeba2f 100644
--- a/libc/sysdeps/linux/cris/brk.c
+++ b/libc/sysdeps/linux/cris/brk.c
@@ -12,8 +12,10 @@
 libc_hidden_proto(brk)
 
 extern void * __curbrk;
+libc_hidden_proto(__curbrk)
 
 extern int __init_brk (void);
+libc_hidden_proto(__initbrk)
 
 int brk(void * end_data_seg)
 {
diff --git a/libc/sysdeps/linux/cris/sbrk.c b/libc/sysdeps/linux/cris/sbrk.c
index 04c4b5b0a..15f506cd7 100644
--- a/libc/sysdeps/linux/cris/sbrk.c
+++ b/libc/sysdeps/linux/cris/sbrk.c
@@ -13,8 +13,10 @@
 libc_hidden_proto(sbrk)
 
 extern void * __curbrk;
+libc_hidden_proto(__curbrk)
 
 extern int __init_brk (void);
+libc_hidden_proto(__init_brk)
 
 void *
 sbrk(intptr_t increment)