PDFium is a PDF rendering and manipulation library used by Chromium.
This port builds a complete static libpdfium.a with V8 and XFA disabled and
installs the public headers for embedding.
graphics/pdfium: fix build on powerpc64*
Let clang use its default target on powerpc64 instead of a Linux
triple, keep the PartitionAlloc slot alignment at two pointers where
alignof(max_align_t) is only 8 (FreeBSD/powerpc64) and make simdutf
require POWER8 for its PPC64 kernel, as upstream does.
graphics/pdfium: fix fetch
Fetch now auto-normalizes distfiles which eliminates their variability.
PR: 299197
Reported by: fallout
Approved by: portmgr@ (unbreak; blanket); this is also a new port