ASC 201 ext/gd/gdttf.c #define ASC(ch) (ch) ASC 203 ext/gd/gdttf.c #define ASC(ch) os_toascii[(unsigned char) (ch)] ASC 43 ext/gd/libgd/gd.c #define ASC(ch) ch ASC 45 ext/gd/libgd/gd.c #define ASC(ch) gd_toascii[(unsigned char)ch]