Install docs into share/doc/ rather than include/

--- CMakeLists.txt.orig	2021-09-27 03:45:38 UTC
+++ CMakeLists.txt
@@ -128,7 +128,7 @@ else()
 endif()
 if(MAN_INSTALL_DIR)
 else()
-    set(MAN_INSTALL_DIR share/man/man1)
+    set(MAN_INSTALL_DIR man/man1)
 endif()
 if(DOC_INSTALL_DIR)
 else()
@@ -737,7 +737,7 @@ foreach(pkgconfig IN ITEMS "${qhull_SHAREDR};Qhull ree
     if(LIBRARY_NAME STREQUAL "libqhull")
         set(LIBRARY_NAME "qhull")
     endif()
-    if(CMAKE_BUILD_TYPE STREQUAL "Debug")
+    if(FALSE AND CMAKE_BUILD_TYPE STREQUAL "Debug")
         string(REGEX REPLACE "_(.)$" "_\\1d" LIBRARY_NAME ${LIBRARY_NAME})
         string(REGEX REPLACE "([^d])$" "\\1_d" LIBRARY_NAME ${LIBRARY_NAME})
     endif()