[libgsystem] docs: Fix GISCAN warnings

[Colin Walters <walters src gnome org>]

commit ba4fc45d3120461c85385b26069ad2d3b405dc24
Author: Sjoerd Simons <sjoerd simons collabora co uk>
Date:   Fri Nov 20 21:32:50 2015 +0100

    docs: Fix GISCAN warnings
    
    Fix GISCAN by synchronizing the variable names in the .h files with that
    in the .c and documentation comments and fix the documentation comments
    to match the naming in the function implementation.
    
    Signed-off-by: Sjoerd Simons <sjoerd simons collabora co uk>

 src/gsystem-errors.h     |    2 +-
 src/gsystem-file-utils.c |    2 +-
 src/gsystem-shutil.h     |    2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/src/gsystem-errors.h b/src/gsystem-errors.h
index 15898bc..f7c8bbf 100644
--- a/src/gsystem-errors.h
+++ b/src/gsystem-errors.h
@@ -28,7 +28,7 @@ G_BEGIN_DECLS
 
 void gs_set_error_from_errno (GError **error, gint saved_errno);
 void gs_set_prefix_error_from_errno (GError     **error,
-                                     gint         errsv,
+                                     gint         saved_errno,
                                      const char  *format,
                                      ...) G_GNUC_PRINTF (3,4);
 
diff --git a/src/gsystem-file-utils.c b/src/gsystem-file-utils.c
index bcad396..dcf1db0 100644
--- a/src/gsystem-file-utils.c
+++ b/src/gsystem-file-utils.c
@@ -485,7 +485,7 @@ gs_file_open_dir_fd_at (int            parent_dfd,
 /**
  * gs_opendirat_with_errno:
  * @dfd: File descriptor for origin directory
- * @name: Pathname, relative to @dfd
+ * @path: Pathname, relative to @dfd
  * @follow: Whether or not to follow symbolic links
  *
  * Use openat() to open a directory, using a standard set of flags.
diff --git a/src/gsystem-shutil.h b/src/gsystem-shutil.h
index ebab583..867873a 100644
--- a/src/gsystem-shutil.h
+++ b/src/gsystem-shutil.h
@@ -38,7 +38,7 @@ gs_shutil_cp_a (GFile         *src,
                 GError       **error);
 
 gboolean
-gs_shutil_rm_rf_at (int            fd,
+gs_shutil_rm_rf_at (int            dfd,
                     const char    *path,
                     GCancellable  *cancellable,
                     GError       **error);