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+2001-09-04 Paul Eggert <eggert@twinsun.com>
+
+ * xreadlink.c (xreadlink): Omit size_t* arg. All uses changed.
+ Use ssize_t, not int, to store result of readlink.
+ Check for ssize_t overflow as well as size_t overflow,
+ as POSIX says the result of readlink is implementation-defined
+ when ssize_t overflows.
+ Remove unnecessary cast to char*.
+ Use free+malloc instead of realloc, as the storage doesn't need
+ to be preserved and it's clearer and can be more efficient that way.
+ (SIZE_MAX, SSIZE_MAX): New macros, if <limits.h> doesn't declare.
+ * xreadlink.h (xreadlink): Update prototype.
+
2001-09-03 Paul Eggert <eggert@twinsun.com>
* exclude.c (fnmatch_no_wildcards): Fix confusion between