Use function gzopen64 if gzopen is not present
Use function gzopen64 if gzopen is not present

When PHP is compiled with large file support, gzopen is replaced by gzopen64.

jensscherbl/symphony,michael-e/symphony-2,alexnantel88/symphony-2,brendo/symphony-2,alexnantel88/symphony-2,jonmifsud/symphony-2,roshinebagha/Symphony-Test,jurajkapsz/symphony-2,roshinebagha/Symphony-Test,symphonycms/symphony-2,johnpuddephatt/symphony-2,symphonycms/symphony-2,brendo/symphony-2,michael-e/symphony-2,mazedigital/jcilearn,johnpuddephatt/symphony-2,ljonka/symphony-2,blaXXabla/projet_test_symphony,jonmifsud/symphony-2,BloodBrother/symphony-2,DavidForster/symphony-2,bauhouse/sym-todo-list,avanteweb/symphony-2,jensscherbl/symphony,DeuxHuitHuit/symphony-2,mazedigital/jcilearn,twiro/symphony-2,twiro/symphony-2,jurajkapsz/symphony-2,DavidForster/symphony-2,bauhouse/sym-todo-list,blaXXabla/projet_test_symphony,NikoMostWanted/symphony-2,avanteweb/symphony-2,BloodBrother/symphony-2,mazedigital/jcilearn,DeuxHuitHuit/symphony-2,ljonka/symphony-2,NikoMostWanted/symphony-2