vdpau_gallium doesn't have soversion
libvdpau_gallium = shared_library(…)
doesn't set soversion/version, while autotools does.
libvdpau_gallium_la_LDFLAGS = … -version-number $(VDPAU_MAJOR):$(VDPAU_MINOR) …
libvdpau_gallium = shared_library(…)
doesn't set soversion/version, while autotools does.
libvdpau_gallium_la_LDFLAGS = … -version-number $(VDPAU_MAJOR):$(VDPAU_MINOR) …