Remove now-unused err_open()

src/client/strings.c

@@ -62,13 +62,3 @@ void pop_cmd(char *string, int len, int *type)
 	}
 	string[len]=0;
 }
-
-/* common file functions */
-int err_open(const char *path,int type,int mode)
-{
-	int x;
-	x=open(path,type,mode);
-	if (x<0)
-		perror(path);
-	return(x);
-}

src/client/strings.h

@@ -18,6 +18,5 @@ void stack_str(char *string);
 int is_stacked(void);
 void pop_cmd(char *string, int len, int *type);
 int pop_stack(char *string, int len);
-int err_open(const char *path,int type,int mode);
 
 #endif /* STRINGS_H */