Defined in 3 files as a macro:

• contrib/llvm-project/llvm/lib/Support/regex2.h, line 47 (as a macro)
• contrib/nvi/regex/regex2.h, line 55 (as a macro)
• lib/libc/regex/regex2.h, line 56 (as a macro)

Referenced in 9 files:

• contrib/llvm-project/llvm/lib/Support/regcomp.c, line 376
• contrib/llvm-project/llvm/lib/Support/regexec.c, line 151
• contrib/llvm-project/llvm/lib/Support/regfree.c, line 54
• contrib/nvi/regex/regcomp.c, line 271
• contrib/nvi/regex/regexec.c, line 162
• contrib/nvi/regex/regfree.c, line 58
• lib/libc/regex/regcomp.c, line 340
• lib/libc/regex/regexec.c, line 222
• lib/libc/regex/regfree.c, line 65