llvm/libc/utils/docgen/ctype.json

{
  "functions": {
    "isalnum": {
      "c-definition": "7.4.1.1"
    },
    "isalpha": {
      "c-definition": "7.4.1.2"
    },
    "isblank": {
      "c-definition": "7.4.1.3"
    },
    "iscntrl": {
      "c-definition": "7.4.1.4"
    },
    "isdigit": {
      "c-definition": "7.4.1.5"
    },
    "isgraph": {
      "c-definition": "7.4.1.6"
    },
    "islower": {
      "c-definition": "7.4.1.7"
    },
    "isprint": {
      "c-definition": "7.4.1.8"
    },
    "ispunct": {
      "c-definition": "7.4.1.9"
    },
    "isspace": {
      "c-definition": "7.4.1.10"
    },
    "isupper": {
      "c-definition": "7.4.1.11"
    },
    "isxdigit": {
      "c-definition": "7.4.1.12"
    },
    "tolower" : {
      "c-definition": "7.4.2.1"
    },
    "toupper": {
      "c-definition": "7.4.2.2"
    }
  }
}