diff --git a/archival/dpkg.c b/archival/dpkg.c
index f133299..1cd45ed 100644
--- a/archival/dpkg.c
+++ b/archival/dpkg.c
@@ -18,7 +18,7 @@
  * known difference between busybox dpkg and the official dpkg that i don't
  * consider important, its worth keeping a note of differences anyway, just to
  * make it easier to maintain.
- *  - the first value for the confflile: field isnt placed on a new line.
+ *  - the first value for the confflile: field isn't placed on a new line.
  *  - when installing a package the status: field is placed at the end of the
  *      section, rather than just after the package: field.
  *
@@ -110,7 +110,7 @@
 	edge_t **edge;
 } common_node_t;
 
-/* Currently it doesnt store packages that have state-status of not-installed
+/* Currently it doesn't store packages that have state-status of not-installed
  * So it only really has to be the size of the maximum number of packages
  * likely to be installed at any one time, so there is a bit of leeway here */
 #define STATUS_HASH_PRIME 8191
@@ -205,7 +205,7 @@
 	return probe_address;
 }
 
-/* this DOESNT add the key to the hashtable
+/* this DOESN'T add the key to the hashtable
  * TODO make it consistent with search_name_hashtable
  */
 static unsigned search_status_hashtable(const char *key)
@@ -467,7 +467,7 @@
 			version = strchr(field2, '(');
 			if (version == NULL) {
 				edge->operator = VER_ANY;
-				/* Get the versions hash number, adding it if the number isnt already in there */
+				/* Get the versions hash number, adding it if the number isn't already in there */
 				edge->version = search_name_hashtable("ANY");
 			} else {
 				/* Skip leading ' ' or '(' */
@@ -496,7 +496,7 @@
 
 				/* Truncate version at trailing ' ' or ')' */
 				version[strcspn(version, " )")] = '\0';
-				/* Get the versions hash number, adding it if the number isnt already in there */
+				/* Get the versions hash number, adding it if the number isn't already in there */
 				edge->version = search_name_hashtable(version);
 			}
 
@@ -562,7 +562,7 @@
 					offset_name_end = offset;
 					offset_value_start = next_offset;
 				}
-				/* TODO: Name might still have trailing spaces if ':' isnt
+				/* TODO: Name might still have trailing spaces if ':' isn't
 				 * immediately after name */
 				break;
 			case '\n':
@@ -776,7 +776,7 @@
 		const unsigned package_num = fill_package_struct(control_buffer);
 		if (package_num != -1) {
 			status_node = xmalloc(sizeof(status_node_t));
-			/* fill_package_struct doesnt handle the status field */
+			/* fill_package_struct doesn't handle the status field */
 			status_line = strstr(control_buffer, "Status:");
 			if (status_line != NULL) {
 				status_line += 7;
@@ -850,7 +850,7 @@
 		if (status_hashtable[status_num] != NULL) {
 			const char *status_from_hashtable = name_hashtable[status_hashtable[status_num]->status];
 			if (strcmp(status_from_file, status_from_hashtable) != 0) {
-				/* New status isnt exactly the same as old status */
+				/* New status isn't exactly the same as old status */
 				const int state_status = get_status(status_num, 3);
 				if ((strcmp("installed", name_hashtable[state_status]) == 0)
 				 || (strcmp("unpacked", name_hashtable[state_status]) == 0)
@@ -919,7 +919,7 @@
 				}
 			}
 		}
-		/* If the package from the status file wasnt handle above, do it now*/
+		/* If the package from the status file wasn't handle above, do it now*/
 		if (!write_flag) {
 			fprintf(new_status_file, "%s\n\n", control_buffer);
 		}
@@ -946,7 +946,7 @@
 		if (errno != ENOENT)
 			bb_error_msg_and_die("can't create backup status file");
 		/* Its ok if renaming the status file fails because status
-		 * file doesnt exist, maybe we are starting from scratch */
+		 * file doesn't exist, maybe we are starting from scratch */
 		bb_error_msg("no status file found, creating new one");
 	}
 
@@ -1061,7 +1061,7 @@
 	}
 
 
-	/* Check dependendcies */
+	/* Check dependentcies */
 	for (i = 0; i < PACKAGE_HASH_PRIME; i++) {
 		int status_num = 0;
 		int number_of_alternatives = 0;
@@ -1244,7 +1244,7 @@
 
 	script_path = xasprintf("/var/lib/dpkg/info/%s.%s", package_name, script_type);
 
-	/* If the file doesnt exist is isnt fatal */
+	/* If the file doesn't exist it isn't fatal */
 	result = access(script_path, F_OK) ? EXIT_SUCCESS : system(script_path);
 	free(script_path);
 	if (result)
@@ -1839,7 +1839,7 @@
 				) {
 					status_node = xmalloc(sizeof(status_node_t));
 					status_node->package = deb_file[deb_count]->package;
-					/* reinstreq isnt changed to "ok" until the package control info
+					/* reinstreq isn't changed to "ok" until the package control info
 					 * is written to the status file*/
 					status_node->status = search_name_hashtable("install reinstreq not-installed");
 					status_hashtable[status_num] = status_node;
diff --git a/archival/libarchive/decompress_bunzip2.c b/archival/libarchive/decompress_bunzip2.c
index 4fb989c..803702f 100644
--- a/archival/libarchive/decompress_bunzip2.c
+++ b/archival/libarchive/decompress_bunzip2.c
@@ -308,7 +308,7 @@
 		base = hufGroup->base - 1;
 		limit = hufGroup->limit - 1;
 
-		/* Calculate permute[].  Concurently, initialize temp[] and limit[]. */
+		/* Calculate permute[].  Concurrently, initialize temp[] and limit[]. */
 		pp = 0;
 		for (i = minLen; i <= maxLen; i++) {
 			int k;
diff --git a/archival/libarchive/unxz/xz_dec_lzma2.c b/archival/libarchive/unxz/xz_dec_lzma2.c
index 351251f..bca41e7 100644
--- a/archival/libarchive/unxz/xz_dec_lzma2.c
+++ b/archival/libarchive/unxz/xz_dec_lzma2.c
@@ -486,11 +486,11 @@
 }
 
 /*
- * Decode one bit. In some versions, this function has been splitted in three
+ * Decode one bit. In some versions, this function has been split in three
  * functions so that the compiler is supposed to be able to more easily avoid
  * an extra branch. In this particular version of the LZMA decoder, this
  * doesn't seem to be a good idea (tested with GCC 3.3.6, 3.4.6, and 4.3.3
- * on x86). Using a non-splitted version results in nicer looking code too.
+ * on x86). Using a non-split version results in nicer looking code too.
  *
  * NOTE: This must return an int. Do not make it return a bool or the speed
  * of the code generated by GCC 3.x decreases 10-15 %. (GCC 4.3 doesn't care,
diff --git a/archival/tar.c b/archival/tar.c
index b1d58a2..b70e00a 100644
--- a/archival/tar.c
+++ b/archival/tar.c
@@ -529,8 +529,8 @@
 	/*
 	 * Check to see if we are dealing with a hard link.
 	 * If so -
-	 * Treat the first occurance of a given dev/inode as a file while
-	 * treating any additional occurances as hard links.  This is done
+	 * Treat the first occurrence of a given dev/inode as a file while
+	 * treating any additional occurrences as hard links.  This is done
 	 * by adding the file information to the HardLinkInfo linked list.
 	 */
 	tbInfo->hlInfo = NULL;