mpack 1.6 did not build

==> Fetching mpack ==> Downloading https://raw.githubusercontent.com/Homebrew/formula-patches/1ad38a9c/mpack/uudecode.c.patch Already downloaded: /Users/brew/Library/Caches/Homebrew/downloads/cff64c7eb9592e83a63e925999baea811a0dc6a1a7da5fa51de2ae74b24725ce--uudecode.c.patch ==> Verifying checksum for 'cff64c7eb9592e83a63e925999baea811a0dc6a1a7da5fa51de2ae74b24725ce--uudecode.c.patch' ==> Downloading https://raw.githubusercontent.com/Homebrew/formula-patches/6e7bc4dd7b971cabc3cc794236e62e732981102f/mpack/linux.patch Already downloaded: /Users/brew/Library/Caches/Homebrew/downloads/45d933aeb6c91f72f2129307273f60fcdec7d2c59149228bbfeae136709c778b--linux.patch ==> Verifying checksum for '45d933aeb6c91f72f2129307273f60fcdec7d2c59149228bbfeae136709c778b--linux.patch' ==> Downloading https://ftp.gwdg.de/pub/misc/mpack/mpack-1.6.tar.gz Already downloaded: /Users/brew/Library/Caches/Homebrew/downloads/74375da598554f5fe54923f66d368cb6f78047b88776276fe6d628dca6499cb8--mpack-1.6.tar.gz ==> Verifying checksum for '74375da598554f5fe54923f66d368cb6f78047b88776276fe6d628dca6499cb8--mpack-1.6.tar.gz' /usr/bin/env tar --extract --no-same-owner --file /Users/brew/Library/Caches/Homebrew/downloads/74375da598554f5fe54923f66d368cb6f78047b88776276fe6d628dca6499cb8--mpack-1.6.tar.gz --directory /private/tmp/homebrew-unpack20240721-4666-9u1x7g /usr/bin/env cp -pR /private/tmp/homebrew-unpack20240721-4666-9u1x7g/mpack-1.6/. /private/tmp/mpack-20240721-4666-ojhks8/mpack-1.6 ==> Patching cp -p /Users/brew/Library/Caches/Homebrew/downloads/cff64c7eb9592e83a63e925999baea811a0dc6a1a7da5fa51de2ae74b24725ce--uudecode.c.patch /private/tmp/mpack--patch-20240722-4666-nw58v4/uudecode.c.patch ==> Applying uudecode.c.patch patch -g 0 -f -p0 -i /private/tmp/mpack--patch-20240722-4666-nw58v4/uudecode.c.patch patching file uudecode.c cp -p /Users/brew/Library/Caches/Homebrew/downloads/45d933aeb6c91f72f2129307273f60fcdec7d2c59149228bbfeae136709c778b--linux.patch /private/tmp/mpack--patch-20240722-4666-7yhkkx/linux.patch ==> Applying linux.patch patch -g 0 -f -p1 -i /private/tmp/mpack--patch-20240722-4666-7yhkkx/linux.patch patching file unixos.c patching file unixpk.c patching file unixunpk.c patching file xmalloc.c ==> ./configure --prefix=/opt/homebrew/Cellar/mpack/1.6 --mandir=/opt/homebrew/Cellar/mpack/1.6/share/man creating cache ./config.cache checking for a BSD compatible install... /usr/bin/install -c checking whether build environment is sane... yes checking whether make sets ${MAKE}... yes checking for working aclocal... missing checking for working autoconf... missing checking for working automake... missing checking for working autoheader... missing checking for working makeinfo... missing checking for gcc... clang checking whether the C compiler (clang ) works... yes checking whether the C compiler (clang ) is a cross-compiler... no checking whether we are using GNU C... yes checking whether clang accepts -g... yes checking for connect... yes checking for res_search... yes checking for dn_expand... yes checking for dns_lookup... no checking for strchr... yes checking for strcasecmp... yes checking for getopt... yes updating cache ./config.cache creating ./config.status creating Makefile ==> make install clang -DPACKAGE=\"mpack\" -DVERSION=\"1.6\" -DHAVE_DN_EXPAND=1 -DHAVE_STRCHR=1 -DHAVE_STRCASECMP=1 -DHAVE_GETOPT=1 -I. -I. -g -O2 -c unixpk.c clang -DPACKAGE=\"mpack\" -DVERSION=\"1.6\" -DHAVE_DN_EXPAND=1 -DHAVE_STRCHR=1 -DHAVE_STRCASECMP=1 -DHAVE_GETOPT=1 -I. -I. -g -O2 -c encode.c clang -DPACKAGE=\"mpack\" -DVERSION=\"1.6\" -DHAVE_DN_EXPAND=1 -DHAVE_STRCHR=1 -DHAVE_STRCASECMP=1 -DHAVE_GETOPT=1 -I. -I. -g -O2 -c codes.c clang -DPACKAGE=\"mpack\" -DVERSION=\"1.6\" -DHAVE_DN_EXPAND=1 -DHAVE_STRCHR=1 -DHAVE_STRCASECMP=1 -DHAVE_GETOPT=1 -I. -I. -g -O2 -c magic.c magic.c:59:44: error: call to undeclared library function 'strlen' with type 'unsigned long (const char *)'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] if (mag

install failed

Process completed with exit code 1.

0 bottle(s)

0 failed bottle(s)

1 list(s) of skipped formulae