Fix spelling

include/README

@@ -39,7 +39,7 @@ The following notes apply to libcurl version 7.19.0 and later.
   the library that you have built. It is _your_ responsability to provide this
   file. No one at the cURL project can know how you have built the library.
 
-* File curl/curlbuild.h includes platform and configuration dependant info,
+* File curl/curlbuild.h includes platform and configuration dependent info,
   and must not be modified by anyone. Configure script generates it for you.
 
 * We cannot assume anything else but very basic compiler features being

include/curl/curlbuild.h.dist

@@ -68,7 +68,7 @@
  *
  * For any given platform/compiler curl_off_t must be typedef'ed to a
  * 64-bit wide signed integral data type. The width of this data type
- * must remain constant and independant of any possible large file
+ * must remain constant and independent of any possible large file
  * support settings.
  *
  * As an exception to the above, curl_off_t shall be typedef'ed to a
@@ -76,7 +76,7 @@
  *
  * As a general rule, curl_off_t shall not be mapped to off_t. This
  * rule shall only be violated if off_t is the only 64-bit data type
- * available and the size of off_t is independant of large file support
+ * available and the size of off_t is independent of large file support
  * settings. Keep your build on the safe side avoiding an off_t gating.
  * If you have a 64-bit off_t then take for sure that another 64-bit
  * data type exists, dig deeper and you will find it.

include/curl/curlrules.h

@@ -57,7 +57,7 @@
  * that the dimension of a constant array can not be a negative one.
  * In this way if the compile time verification fails, the compilation
  * will fail issuing an error. The error description wording is compiler
- * dependant but it will be quite similar to one of the following:
+ * dependent but it will be quite similar to one of the following:
  *
  *   "negative subscript or subscript is too large"
  *   "array must have at least one element"