* src/base/ftstroker.c (FT_Stroker_ParseOutline): Remove unused
variable `in_path'.

* src/base/ftobjs (ft_glyphslot_set_bitmap): Change type of
second argument to `FT_Byte*'.
* include/freetype/internal/ftobjs.h: Updated.

* src/bdf/bdflib.c (_bdf_readstream): Remove unused variable `res'.
(_bdf_parse_glyphs): Remove unused variable `next'.
Mark `call_data' as unused.

* src/cache/ftlru.c (FT_LruList_Lookup): Remove unused variable
`plast'.

* src/pcf/pcfread.c (pcf_seek_to_table_type): Slight recoding to
actually use `error'.
(pcf_load_font): Remove unused variable `avgw'.

* src/pfr/pfrobjs.c (pfr_face_get_kerning): Change return type
to `void'.
Mark `error' as unused.
* src/pfr/pfrobjs.h: Updated.
* src/pfr/pfrdrivr.c (pfr_get_kerning): Updated.

* src/sfnt/ttload.c (sfnt_dir_check): Remove unused variable
`format_tag'.

* src/sfnt/ttcmap0.c (tt_cmap6_validate, tt_cmap10_validate): Remove
unused variable `start'.
(tt_cmap10_char_next): Remove unused variable `result'

* src/sfnt/sfobjs.c (tt_face_get_name): Mark `error' as unused.

* src/sfnt/sfdriver.c (get_sfnt_postscript_name): Mark `error' as
unused.

* src/type1/t1objs.c (T1_Face_Init): Remove unused variable
`pshinter'.

* src/type1/t1gload.c (T1_Load_Glyph): Use `glyph_data_loaded'
only for FT_CONFIG_OPTION_INCREMENTAL.