Return has_DT_SYMBOLIC flag.

Return has_DT_SYMBOLIC flag.

This reverts commit 8f61d991831f0ea515fa50a5c38dbbcfbab0dd28

 Despite the fact that static linker does all the work while linking
 -Bsymbolic executables, according to the SCO doc following DT_SYMBOLIC
 and DF_SYMBOLIC flags is still a requirement for the dynamic linker
 as well.

 (see http://www.sco.com/developers/gabi/2012-12-31/ch5.dynamic.html)

Bug: 18186310

(cherry picked from commit 96bc37f2e1093416a432135265fd7a4db6c3df17)

Change-Id: Ie217be4f3305d877066e4cfe91975ae1c7768330