1 files changed, 7 insertions, 7 deletions

diff --git a/str.h b/str.h
index a2a4b75..ab4aedd 100644
--- a/str.h
+++ b/str.h
@@ -1,13 +1,13 @@
 #ifndef STR_H
 #define STR_H
 
-extern unsigned int str_copy(char *,const char *);
-extern int str_diff(const char *,const char *);
-extern int str_diffn(const char *,const char *,unsigned int);
-extern unsigned int str_len(const char *);
-extern unsigned int str_chr(const char *,int);
-extern unsigned int str_rchr(const char *,int);
-extern int str_start(const char *,const char *);
+extern unsigned int str_copy(char *,char *);
+extern int str_diff(char *,char *);
+extern int str_diffn(char *,char *,unsigned int);
+extern unsigned int str_len(char *);
+extern unsigned int str_chr(char *,int);
+extern unsigned int str_rchr(char *,int);
+extern int str_start(char *,char *);
 
 #define str_equal(s,t) (!str_diff((s),(t)))