Latest git version of xserver (commit 704a867f8...) fails to build:
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  CCLD     tests
../render/.libs/librender.a(glyph.o): In function `HashGlyph':
glyph.c:(.text+0x2c5): undefined reference to `x_sha1_init'
glyph.c:(.text+0x2dd): undefined reference to `x_sha1_update'
glyph.c:(.text+0x2ef): undefined reference to `x_sha1_update'
glyph.c:(.text+0x2fe): undefined reference to `x_sha1_final'
collect2: error: ld returned 1 exit status
Makefile:1052: recipe for target 'tests' failed
make[3]: *** [tests] Error 1
make[3]: Leaving directory '/home/jos/src/xorg/git/xserver/test'
Makefile:1532: recipe for target 'all-recursive' failed
make[2]: *** [all-recursive] Error 1
make[2]: Leaving directory '/home/jos/src/xorg/git/xserver/test'
Makefile:1004: recipe for target 'all' failed
make[1]: *** [all] Error 2
make[1]: Leaving directory '/home/jos/src/xorg/git/xserver/test'
Makefile:779: recipe for target 'all-recursive' failed
make: *** [all-recursive] Error 1
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