Ende von make install :
gcc -c -O2 -fno-strength-reduce -ansi -pedantic -Wall -Wpointer-arith -I../.. -I../../exports/include -Dlinux -D__i386__ -D_POSIX_C_SOURCE=199309L -D_POSIX_SOURCE -D_XOPEN_SOURCE -D_BSD_SOURCE -D_SVID_SOURCE -D_GNU_SOURCE -DFUNCPROTO=15 -DNARROWPROTO -DBINDIR=\"/usr/X11R6/bin\" -DXDMDIR=\"/usr/X11R6/lib/X11/xdm\" -DUSESHADOW -DUSE_PAM -DUNIXCONN -DTCPCONN -DHAS_STICKY_DIR_BIT -DHAS_FCHOWN -DGREET_USER_STATIC -DFRAGILE_DEV_MEM -DOSMAJORVERSION=2 -DOSMINORVERSION=4 -DXPM -DUSE_XINERAMA auth.c
In file included from auth.c:44:
dm.h:105: security/pam_appl.h: No such file or directory
make[3]: *** [auth.o] Error 1
make[3]: Leaving directory `/usr/src/xc/programs/xdm'
make[2]: *** [install] Error 2
make[2]: Leaving directory `/usr/src/xc/programs'
make[1]: *** [install] Error 2
make[1]: Leaving directory `/usr/src/xc'
make: *** [install] Error 2