Defined in 3 files as a prototype:

• contrib/gcc/sys-protos.h, line 572 (as a prototype)
• contrib/libstdc++/include/bits/localefwd.h, line 98 (as a prototype)
• include/ctype.h, line 53 (as a prototype)

Defined in 6 files as a macro:

• contrib/sendmail/include/sm/conf.h, line 1685 (as a macro)
• gnu/usr.bin/grep/dfa.c, line 65 (as a macro)
• gnu/usr.bin/grep/system.h, line 169 (as a macro)
• include/ctype.h, line 92 (as a macro)
• sys/cddl/contrib/opensolaris/uts/common/fs/zfs/lua/lstrlib.c, line 43 (as a macro)
• sys/contrib/ncsw/inc/ctype_ext.h, line 60 (as a macro)

Defined in 3 files as a function:

• contrib/libstdc++/include/bits/locale_facets.h, line 4672 (as a function)
• lib/libc/locale/isctype.c, line 97 (as a function)
• stand/libsa/stand.h, line 242 (as a function)

Referenced in 50 files:

• contrib/apr/include/apr_lib.h, line 211
• contrib/binutils/libiberty/regex.c
  • line 222
  • line 223
• contrib/flex/flexdef.h, line 1151
• contrib/gcclibs/libiberty/regex.c
  • line 222
  • line 223
• contrib/gdb/gdb/remote-rdp.c
  • line 293
  • line 325
• contrib/groff/src/libs/libgroff/cset.cpp, line 109
• contrib/jemalloc/src/prof.c, line 2069
• contrib/ldns/host2str.c, line 353
• contrib/libc++/include/ctype.h, line 48
• contrib/libc-vis/unvis.c, line 326
• contrib/libc-vis/vis.c
  • line 105
  • line 114
• contrib/libgnuregex/regcomp.c, line 3563
• contrib/libstdc++/config/os/generic/ctype_inline.h, line 101
• contrib/libstdc++/config/os/windiss/ctype_inline.h, line 87
• contrib/libstdc++/include/c_compatibility/ctype.h, line 39
• contrib/libstdc++/include/c_std/std_cctype.h
  • line 58
  • line 74
• contrib/libucl/src/ucl_parser.c, line 72
• contrib/libucl/tests/test_msgpack.c, line 92
• contrib/llvm/tools/clang/lib/StaticAnalyzer/Checkers/StdLibraryFunctionsChecker.cpp, line 697
• contrib/mdocml/term.c
  • line 692
  • line 740
• contrib/ncurses/ncurses/tinfo/captoinfo.c, line 215
• contrib/ncurses/ncurses/tinfo/read_termcap.c, line 745
• contrib/ncurses/ncurses/trace/visbuf.c, line 72
• contrib/ntp/ntpd/refclock_arc.c, line 946
• contrib/nvi/common/multibyte.h, line 83
• contrib/one-true-awk/b.c, line 776
• contrib/openbsm/compat/vis.h
  • line 106
  • line 162
• contrib/sendmail/src/headers.c, line 174
• contrib/unbound/sldns/wire2str.c, line 729
• contrib/wpa/src/wps/httpread.c
  • line 111
  • line 112
  • line 162
  • line 180
  • line 206
  • line 215
  • line 253
  • line 263
  • line 304
• contrib/wpa/src/wps/upnp_xml.c, line 209
• contrib/wpa/src/wps/wps_er.c, line 514
• contrib/wpa/src/wps/wps_upnp_ssdp.c, line 724
• contrib/wpa/src/wps/wps_upnp_web.c
  • line 814
  • line 821
• contrib/zlib/trees.c
  • line 603
  • line 1080
• crypto/heimdal/lib/roken/vis.c
  • line 179
  • line 218
• crypto/openssh/openbsd-compat/charclass.h, line 21
• crypto/openssh/openbsd-compat/vis.c
  • line 50
  • line 56
• gnu/usr.bin/grep/dfa.c
  • line 64
  • line 78
  • line 90
• gnu/usr.bin/grep/system.h
  • line 168
  • line 187
• lib/libc/locale/isctype.c, line 95
• lib/libedit/chartype.h, line 127
• lib/ncurses/ncurses/termcap.c, line 202
• sys/cddl/contrib/opensolaris/uts/common/fs/zfs/lua/lstrlib.c, line 301
• sys/cddl/contrib/opensolaris/uts/common/zmod/trees.c
  • line 607
  • line 1088
• sys/libkern/zlib.c
  • line 2372
  • line 2868
• usr.bin/lex/initparse.c
  • line 1676
  • line 1732
• usr.bin/localedef/wide.c, line 148
• usr.bin/tip/tip/tipout.c, line 181
• usr.sbin/lpr/chkprintcap/skimprintcap.c, line 73