[Derision]

Try this patch:

Index: world/CMakeLists.txt
===================================================================
--- world/CMakeLists.txt        (revision 2433)
+++ world/CMakeLists.txt        (working copy)
@@ -67,6 +67,10 @@

 ADD_DEFINITIONS(-DWORLD)

+IF(EQEMU_ENABLE_BOTS)
+       ADD_DEFINITIONS(-DBOTS)
+ENDIF(EQEMU_ENABLE_BOTS)
+
 TARGET_LINK_LIBRARIES(world Common ${PERL_LIBRARY} debug ${MySQL_LIBRARY_DEBUG} optimized ${MySQL_LIBRARY_RELEASE})

 IF(MSVC)

i.e.

Add:

IF(EQEMU_ENABLE_BOTS)
       ADD_DEFINITIONS(-DBOTS)
ENDIF(EQEMU_ENABLE_BOTS)

After ADD_DEFINITIONS(-DWORLD) in the world/CMakeLists.txt file