Relevant part of the log:

/bin/install -c -d /home/mladen/Programi/PKGBUILDs/mesa/mesa-git/pkg/mesa-git/usr/lib/xorg/modules/dri
/bin/sh ../../../../bin/minstall -m 755 swrastg_dri.so /home/mladen/Programi/PKGBUILDs/mesa/mesa-git/pkg/mesa-git/usr/lib/xorg/modules/dri
make[3]: Leaving directory `/home/mladen/Programi/PKGBUILDs/mesa/mesa-git/src/mesa-build/src/gallium/targets/dri-swrast'
make[3]: Entering directory `/home/mladen/Programi/PKGBUILDs/mesa/mesa-git/src/mesa-build/src/gallium/targets/egl-static'
/bin/sh ../../../../bin/mklib -o egl_gallium.so -noprefix -linker 'g++' \
        -ldflags '-L../../../../lib -Wl,--no-undefined -Wl,--hash-style=gnu -Wl,--as-needed' \
        -cplusplus -install ../../../../lib/egl  \
        egl.o egl_pipe.o egl_st.o -Wl,--start-group ../../../../src/gallium/auxiliary/libgallium.a ../../../../src/gallium/drivers/identity/libidentity.a ../../../../src/gallium/drivers/r600/libr600.a ../../../../src/gallium/drivers/rbug/librbug.a ../../../../src/gallium/drivers/softpipe/libsoftpipe.a ../../../../src/gallium/drivers/trace/libtrace.a ../../../../src/gallium/state_trackers/egl/libegl.a ../../../../src/gallium/state_trackers/vega/libvega.a ../../../../src/gallium/winsys/r600/drm/libr600winsys.a ../../../../src/gallium/winsys/sw/xlib/libws_xlib.a ../../../../src/mesa/libmesagallium.a -Wl,--end-group \
        -lEGL -lOpenVG -lX11 -lXext -lXfixes -ldl -ldrm -ldrm_radeon -lgbm -lglapi -lm -lpthread -lrt -ludev
mklib: Making Linux shared library:  egl_gallium.so
../../../../src/gallium/state_trackers/egl/libegl.a(dri2.o): In function `DRI2WireToEvent':
/home/mladen/Programi/PKGBUILDs/mesa/mesa-git/src/mesa-build/src/glx/dri2.c:104: undefined reference to `dri2GetGlxDrawableFromXDrawableId'
/home/mladen/Programi/PKGBUILDs/mesa/mesa-git/src/mesa-build/src/glx/dri2.c:132: undefined reference to `GetGLXDrawable'
collect2: ld врати излазни статус 1
mklib: Installing egl_gallium.so in ../../../../lib/egl
mv: cannot stat `egl_gallium.so': No such file or directory
/bin/install -c -d /home/mladen/Programi/PKGBUILDs/mesa/mesa-git/pkg/mesa-git/usr/lib/egl
for out in ../../../../lib/egl/egl_gallium.so; do \
        /bin/sh ../../../../bin/minstall -m 755 "$out" /home/mladen/Programi/PKGBUILDs/mesa/mesa-git/pkg/mesa-git/usr/lib/egl; \
done
Unknown type of argument:  ../../../../lib/egl/egl_gallium.so
make[3]: *** [install] Error 1
make[3]: Leaving directory `/home/mladen/Programi/PKGBUILDs/mesa/mesa-git/src/mesa-build/src/gallium/targets/egl-static'
make[2]: *** [install] Error 1
make[2]: Leaving directory `/home/mladen/Programi/PKGBUILDs/mesa/mesa-git/src/mesa-build/src/gallium/targets'
make[1]: *** [install] Error 1
make[1]: Leaving directory `/home/mladen/Programi/PKGBUILDs/mesa/mesa-git/src/mesa-build/src'
make: *** [install] Error 1


Compilation flags:

  ./autogen.sh --prefix=/usr \
  --with-dri-driverdir=/usr/lib/xorg/modules/dri \
  --with-gallium-drivers=r600,swrast \
  --with-dri-drivers= \
  --with-egl-platforms=x11,drm \
  --disable-xorg \
  --enable-openvg \
  --enable-gles1 \
  --enable-gles2 \
  --enable-xcb \
  --enable-glx-tls \
  --enable-texture-float \
  --enable-shared-dricore \
  --enable-shared-glapi \
  --disable-glut \
  --enable-gallium-egl \
  --disable-gallium-llvm \
  --enable-debug


glproto 1.4.14
libdrm 2.4.26
dri2proto 2.6