Log Message:
graphviz: updated to 2.50.0

2.50.0

Added

hard-coded lookup tables for fallback font metrics for more fonts and font
variants
a new gvputs_nonascii API function has been implemented for GVC I/O with C
escaping

Changed

Check for existence of dl_iterate_phdr(3) and if it is available, prefer
using it instead of iterating over /proc/self/maps for computing libdir.
A limit on GVC config files of 100000 bytes has been removed.
MD5 checksums of release artifacts are no longer provided. SHA256 checksums
are still provided and these should be used instead.
when cross-compiling, the dot -c is no longer run during installation

$CMAKE_INCLUDE_PATH is no longer manually configured in the CMake build
system

Fixed

remove Bashism from gvmap.sh

Lefty artifacts are no longer installed when Lefty is disabled

Smyrna artifacts are no longer installed when Smyrna is disabled
calling convention mismatches in delaunay.c’s GTS code
impure assertion in jacobi

undefined behavior in libgvc’s reading of little endian numbers
boldness of agnxtsubg in cgraph man page
parameter name in gvusershape_find prototype corrected to a const pointer,
to match the implementation
xdot JSON output is not valid JSON

fix uninitialized read of pid in _sfpopen on Windows
claimed minimum CMake version supported has been corrected to 3.9