configure: Also cache negative results of soname checks.
tree15ff52aec94022ef7d9d4e093c74dd7d05b0d6c0
-rw-r--r-- 193 .editorconfig
-rw-r--r-- 6836 .mailmap
-rw-r--r-- 30002 ANNOUNCE
-rw-r--r-- 25039 AUTHORS
-rw-r--r-- 26434 COPYING.LIB
-rw-r--r-- 824 LICENSE
-rw-r--r-- 1324 LICENSE.OLD
-rw-r--r-- 7433 MAINTAINERS
-rw-r--r-- 4555 Makefile.in
-rw-r--r-- 5497 README
-rw-r--r-- 17 VERSION
-rw-r--r-- 13471 aclocal.m4
-rwxr-xr-x 708746 configure
-rw-r--r-- 162710 configure.ac
drwxr-xr-x - dlls
drwxr-xr-x - documentation
drwxr-xr-x - fonts
drwxr-xr-x - include
drwxr-xr-x - libs
drwxr-xr-x - loader
drwxr-xr-x - po
drwxr-xr-x - programs
drwxr-xr-x - server
drwxr-xr-x - tools