Hi All, I tried to compile mesa and got the follow errors. Can someone tell me what the problem is? Thanks Bertrand intel_blit.c: In function \u2018intel_emit_linear_blit\u2019: intel_blit.c:488:9: warning: variable \u2018ok\u2019 set but not used [-Wunused-but-set-variable] intel_batchbuffer.c: In function \u2018intel_batchbuffer_save_state\u2019: intel_batchbuffer.c:96:7: warning: implicit declaration of function \u2018drm_intel_gem_bo_get_reloc_count\u2019 [-Wimplicit-function-declaration] intel_batchbuffer.c: In function \u2018intel_batchbuffer_reset_to_saved\u2019: intel_batchbuffer.c:102:4: warning: implicit declaration of function \u2018drm_intel_gem_bo_clear_relocs\u2019 [-Wimplicit-function-declaration] intel_batchbuffer.c: In function \u2018do_flush_locked\u2019: intel_batchbuffer.c:148:12: error: \u2018I915_EXEC_GEN7_SOL_RESET\u2019 undeclared (first use in this function) intel_batchbuffer.c:148:12: note: each undeclared identifier is reported only once for each function it appears in make[6]: *** [intel_batchbuffer.o] Error 1 make[6]: *** Waiting for unfinished jobs.... intel_context.c: In function \u2018intel_verify_dri2_has_hiz\u2019: intel_context.c:1369:34: warning: variable \u2018depth_rb\u2019 set but not used [-Wunused-but-set-variable] make[6]: Leaving directory `/home/bckong/WorkingSpace/mesa-8.0.2/src/mesa/drivers/dri/i965' make[5]: *** [lib] Error 2 make[5]: Leaving directory `/home/bckong/WorkingSpace/mesa-8.0.2/src/mesa/drivers/dri/i965' make[4]: *** [subdirs] Error 1 make[4]: Leaving directory `/home/bckong/WorkingSpace/mesa-8.0.2/src/mesa/drivers/dri' make[3]: *** [default] Error 1 make[3]: Leaving directory `/home/bckong/WorkingSpace/mesa-8.0.2/src/mesa/drivers' make[2]: *** [driver_subdirs] Error 2 make[2]: Leaving directory `/home/bckong/WorkingSpace/mesa-8.0.2/src/mesa' make[1]: *** [subdirs] Error 1 make[1]: Leaving directory `/home/bckong/WorkingSpace/mesa-8.0.2/src' make: *** [default] Error 1