Don't search libgcc_s.so.1 on /lib64
Don't search libgcc_s.so.1 on /lib64

It seems libgcc_s.so.1 is systematically on /lib/ (whether
/lib/$triplet for multiarch systems or just /lib for other systems).

run4flat/tinycc,alfonsokim/tinycc,metaeducation/tcc,mobiphil/tinnycc,mobiphil/tinnycc,Saectar/inherpreter,rchandramouli/tinycc,mirror/tinycc,yousong/tinycc,gfwilliams/tinycc,gfwilliams/tinycc,yousong/tinycc,gfwilliams/tinycc,mingodad/tinycc,yousong/tinycc,andrewchambers/tccmirror,alfonsokim/tinycc,leeduhem/tinycc,FriedBreakfast/tcc,andreiw/tinycc,run4flat/tinycc,Saectar/inherpreter,metaeducation/tcc,gfwilliams/tinycc,seyko2/tinycc,rchandramouli/tinycc,melkior/tinycc,andrewchambers/tccmirror,fstudio/tinycc,fstudio/tinycc,metaeducation/tcc,Saectar/inherpreter,rchandramouli/tinycc,alfonsokim/tinycc,leeduhem/tinycc,avih/tinycc,andrewchambers/tccmirror,andrewchambers/tccmirror,mirror/tinycc,ftdi-paul-jiao/tinyCC,melkior/tinycc,code4game/tinycc,mingodad/tinycc,alfonsokim/tinycc,fstudio/tinycc,mirror/tinycc,seyko2/tinycc,fstudio/tinycc,melkior/tinycc,mobiphil/tinnycc,mobiphil/tinnycc,avih/tinycc,leeduhem/tinycc,ftdi-paul-jiao/tinyCC,andrewchambers/tccmirror,Archs/TinyCC,melkior/tinycc,acook/tinycc,andreiw/tinycc,acook/tinycc,ftdi-paul-jiao/tinyCC,rchandramouli/tinycc,Archs/TinyCC,seyko2/tinycc,seyko2/tinycc,FriedBreakfast/tcc,leeduhem/tinycc,alfonsokim/tinycc,code4game/tinycc,mingodad/tinycc,FriedBreakfast/tcc,FriedBreakfast/tcc,melkior/tinycc,fstudio/tinycc,ftdi-paul-jiao/tinyCC,acook/tinycc,mirror/tinycc,leeduhem/tinycc,seyko2/tinycc,Saectar/inherpreter,yousong/tinycc,rchandramouli/tinycc,run4flat/tinycc,gfwilliams/tinycc,run4flat/tinycc,Archs/TinyCC,mingodad/tinycc,code4game/tinycc,Archs/TinyCC,Saectar/inherpreter,avih/tinycc,run4flat/tinycc,metaeducation/tcc,FriedBreakfast/tcc,acook/tinycc,avih/tinycc,andreiw/tinycc,Archs/TinyCC,metaeducation/tcc