Only use -fno-common if we're compiling with GCC
Only use -fno-common if we're compiling with GCC

Original commit message from CVS:
Only use -fno-common if we're compiling with GCC

mrchapp/gstreamer,magcius/gstreamer,cablelabs/gstreamer,drothlis/gstreamer,mrchapp/gstreamer,magcius/gstreamer,ahmedammar/platform_external_gst_gstreamer,jpxiong/gstreamer,drothlis/gstreamer,drothlis/gstreamer,lubosz/gstreamer,krichter722/gstreamer,justinjoy/gstreamer,surround-io/gstreamer,Distrotech/gstreamer,ylatuya/gstreamer,ylatuya/gstreamer,jpxiong/gstreamer,krichter722/gstreamer,StreamUtils/gstreamer,Lachann/gstreamer,cfoch/gstreamer,centricular/gstreamer,ahmedammar/platform_external_gst_gstreamer,magcius/gstreamer,krieger-od/gstreamer,mrchapp/gstreamer,ensonic/gstreamer,mparis/gstreamer,collects/gstreamer,centricular/gstreamer,collects/gstreamer,lubosz/gstreamer,ahmedammar/platform_external_gst_gstreamer,shelsonjava/gstreamer,Distrotech/gstreamer,StreamUtils/gstreamer,ahmedammar/platform_external_gst_gstreamer,Distrotech/gstreamer,jpxiong/gstreamer,surround-io/gstreamer,ylatuya/gstreamer,krieger-od/gstreamer,lovebug356/gstreamer,justinjoy/gstreamer,lovebug356/gstreamer,justinjoy/gstreamer,shelsonjava/gstreamer,cablelabs/gstreamer,cablelabs/gstreamer,ensonic/gstreamer,ylatuya/gstreamer,surround-io/gstreamer,lovebug356/gstreamer,StreamUtils/gstreamer,cablelabs/gstreamer,StreamUtils/gstreamer,ensonic/gstreamer,ensonic/gstreamer,jpakkane/gstreamer,magcius/gstreamer,mparis/gstreamer,collects/gstreamer,ensonic/gstreamer,cfoch/gstreamer,jpakkane/gstreamer,jpxiong/gstreamer,centricular/gstreamer,shelsonjava/gstreamer,shelsonjava/gstreamer,Lachann/gstreamer,jpakkane/gstreamer,lovebug356/gstreamer,cfoch/gstreamer,lubosz/gstreamer,lubosz/gstreamer,mparis/gstreamer,drothlis/gstreamer,jpakkane/gstreamer,surround-io/gstreamer,justinjoy/gstreamer,jpxiong/gstreamer,cablelabs/gstreamer,collects/gstreamer,mrchapp/gstreamer,jpakkane/gstreamer,StreamUtils/gstreamer,krieger-od/gstreamer,Distrotech/gstreamer,mrchapp/gstreamer,krichter722/gstreamer,centricular/gstreamer,Distrotech/gstreamer,cfoch/gstreamer,surround-io/gstreamer,Lachann/gstreamer,Lachann/gstreamer,centricular/gstreamer,krieger-od/gstreamer,shelsonjava/gstreamer,lovebug356/gstreamer,ylatuya/gstreamer,krichter722/gstreamer,Lachann/gstreamer,justinjoy/gstreamer,cfoch/gstreamer,mparis/gstreamer,krichter722/gstreamer,mparis/gstreamer,drothlis/gstreamer,krieger-od/gstreamer,collects/gstreamer,ahmedammar/platform_external_gst_gstreamer,magcius/gstreamer,lubosz/gstreamer