f0                204 ext/ereg/regex/main.c try(f0, f1, f2, f3, f4, opts)
f0                205 ext/ereg/regex/main.c char *f0;
f0                227 ext/ereg/regex/main.c 	strcpy(f0copy, f0);
f0               79839 ext/sqlite3/libsqlite/sqlite3.c       SorterFile f0 = pIncr->aFile[0];
f0               79841 ext/sqlite3/libsqlite/sqlite3.c       pIncr->aFile[1] = f0;