PR libgomp/25877
	* configure.ac: Remove check for alloca.h.
	* configure: Regenerate.
	* config.h.in: Regenerate.
	* libgomp.h: define gomp_alloca to be __builtin_alloca.
	* team.c: Remove use of alloca.h.
	Call gomp_alloca instead of alloca.

From-SVN: r110068