2011-09-27  Pascal Obry  <obry@adacore.com>

	* s-taspri-posix-noaltstack.ads (RW_Lock): This type is now defined as
	OS_Interface.pthread_rwlock_t.

2011-09-27  Robert Dewar  <dewar@adacore.com>

	* exp_ch9.adb, a-cimutr.adb, a-cimutr.ads, gnat1drv.adb, a-comutr.adb,
	a-comutr.ads, exp_dist.adb, a-cbmutr.adb, a-cbmutr.ads,
	sem_ch5.adb, sem_util.adb: Minor reformatting.

From-SVN: r179252