diff --unified --recursive --text PyMuPDF.orig/setup.py PyMuPDF.new/setup.py
--- PyMuPDF.orig/setup.py	2021-01-30 13:39:09.099815590 +0100
+++ PyMuPDF.new/setup.py	2021-01-30 13:57:20.173295249 +0100
@@ -34,6 +34,7 @@
     "arch": ARCH_LINUX,
     "manjaro": ARCH_LINUX,
     "artix": ARCH_LINUX,
+    "arcolinux": ARCH_LINUX,
     "opensuse": OPENSUSE,
     "fedora": FEDORA,
 }