Fix typo in comment.

docs/torrentzip.txt

diff --git a/docs/torrentzip.txt b/docs/torrentzip.txt
index a643e59..6ae16c1 100644
--- a/docs/torrentzip.txt
+++ b/docs/torrentzip.txt
@@ -35,7 +35,7 @@
 
   The archive comment contains a signature and a crc32 checksum of the
 central directory (as specified by size/offset in EOCD record).  This
-is used to detect wether a torrentziped archive was modified by a
+is used to detect whether a torrentziped archive was modified by a
 non-torrentzip aware program.
 
   TORRENTZIPPED-XXXXXXXX where XXXXXXX is the crc32 checksum of

lib/zip_open.c

diff --git a/lib/zip_open.c b/lib/zip_open.c
index e6a30d5..6baf318 100644
--- a/lib/zip_open.c
+++ b/lib/zip_open.c
@@ -364,7 +364,7 @@
 
 
 /* _zip_check_torrentzip:
-   check wether ZA has a valid TORRENTZIP comment, i.e. is torrentzipped */
+   check whether ZA has a valid TORRENTZIP comment, i.e. is torrentzipped */
 
 static void
 _zip_check_torrentzip(struct zip *za, const struct zip_cdir *cdir)

lib/zipint.h

diff --git a/lib/zipint.h b/lib/zipint.h
index fa98b30..b15e6f3 100644
--- a/lib/zipint.h
+++ b/lib/zipint.h
@@ -295,7 +295,7 @@
 struct zip_dirent {
     zip_uint32_t changed;
     int local_extra_fields_read;		/*      whether we already read in local header extra fields */
-    int cloned;                                 /*      wether this instance is cloned, and thus shares non-changed strings */
+    int cloned;                                 /*      whether this instance is cloned, and thus shares non-changed strings */
 
     zip_uint16_t version_madeby;		/* (c)  version of creator */
     zip_uint16_t version_needed;		/* (cl) version needed to extract */