A few more fixes for configure.ac files.
commitb4dfa44d2982067e2447356ca3b33dfc00264622
authorUwe Hermann <uwe@hermann-uwe.de>
Wed, 4 Jan 2012 14:26:41 +0000 (4 15:26 +0100)
committerUwe Hermann <uwe@hermann-uwe.de>
Wed, 4 Jan 2012 14:42:24 +0000 (4 15:42 +0100)
treebe3f640cdb806b1edbf3a208fc402d504a2de359
parent81f487d6a14133ab56466316499ce7cd1cff2d9b
A few more fixes for configure.ac files.

Add missing checks and quotes, remove superfluous checks, etc.
configure.ac