Lines Matching refs:USE_LFN
89 # define USE_LFN _USE_LFN /* runtime test: support long filenames? */
199 * help of the two preprocessor symbols USE_VFAT and USE_LFN:
202 * - USE_LFN is a macro equating to a boolean expression indicating
212 * FAT name mapping code and by ``#undef USE_LFN'' to disable bypassing
216 * a) USE_LFN is undefined:
222 * b) USE_LFN is defined (hopefully to a boolean runtime LFN check function):
229 * such support is available, USE_LFN should be defined to an expression
234 # ifdef USE_LFN
235 # undef USE_LFN
241 # ifdef USE_LFN