* src/pshinter/pshglob.c (psh_globals_scale_widths): Don't use FT_RoundFix but FT_PIX_ROUND. (psh_blues_snap_stem): Don't use blue_shift but blue_threshold. *src/pshinter/pshalgo.c (PSH_STRONG_THRESHOLD_MAXIMUM): New macro. (psh_glyph_find_string_points): Use PSH_STRONG_THRESHOLD_MAXIMUM. (psh_glyph_find_blue_points): New function. Needed for fonts like p052003l.pfb (URW Palladio L Roman) which have flex curves at the base line within blue zones, but the flex curves aren't covered by hints. (ps_hints_apply): Use psh_glyph_find_blue_points.