diff --git a/cmake/re-config.cmake b/cmake/re-config.cmake
index ea30d7b1b..09fa0d4da 100644
--- a/cmake/re-config.cmake
+++ b/cmake/re-config.cmake
@@ -26,26 +26,26 @@ endif()
     
 check_symbol_exists("arc4random" "stdlib.h" HAVE_ARC4RANDOM)
 if(HAVE_ARC4RANDOM)
-  list(APPEND RE_DEFINITIONS -DHAVE_ARC4RANDOM)
+  list(APPEND RE_DEFINITIONS HAVE_ARC4RANDOM)
 endif()
 
 if(ZLIB_FOUND)
-  list(APPEND RE_DEFINITIONS -DUSE_ZLIB)
+  list(APPEND RE_DEFINITIONS USE_ZLIB)
 endif()
 
 check_include_file(syslog.h HAVE_SYSLOG_H)
 if(HAVE_SYSLOG_H)
-  list(APPEND RE_DEFINITIONS -DHAVE_SYSLOG)
+  list(APPEND RE_DEFINITIONS HAVE_SYSLOG)
 endif()
 
 check_include_file(getopt.h HAVE_GETOPT_H)
 if(HAVE_GETOPT_H)
-  list(APPEND RE_DEFINITIONS -DHAVE_GETOPT)
+  list(APPEND RE_DEFINITIONS HAVE_GETOPT)
 endif()
 
 check_include_file(unistd.h HAVE_UNISTD_H)
 if(HAVE_UNISTD_H)
-  list(APPEND RE_DEFINITIONS -DHAVE_UNISTD_H)
+  list(APPEND RE_DEFINITIONS HAVE_UNISTD_H)
 endif()
 
 if(${CMAKE_SYSTEM_NAME} MATCHES "OpenBSD")
@@ -55,135 +55,135 @@ else()
 endif()
 if(HAVE_RESOLV)
   set(RESOLV_LIBRARY resolv)
-  list(APPEND RE_DEFINITIONS -DHAVE_RESOLV)
+  list(APPEND RE_DEFINITIONS HAVE_RESOLV)
 else()
   set(RESOLV_LIBRARY)
 endif()
 
 if(Backtrace_FOUND)
-  list(APPEND RE_DEFINITIONS -DHAVE_EXECINFO)
+  list(APPEND RE_DEFINITIONS HAVE_EXECINFO)
 else()
   set(Backtrace_LIBRARIES)
 endif()
 
 check_function_exists(thrd_create HAVE_THREADS)
 if(HAVE_THREADS)
-  list(APPEND RE_DEFINITIONS -DHAVE_THREADS)
+  list(APPEND RE_DEFINITIONS HAVE_THREADS)
 endif()
 
 check_function_exists(accept4 HAVE_ACCEPT4)
 if(HAVE_ACCEPT4)
-  list(APPEND RE_DEFINITIONS -DHAVE_ACCEPT4)
+  list(APPEND RE_DEFINITIONS HAVE_ACCEPT4)
 endif()
 
 if(CMAKE_USE_PTHREADS_INIT)
-  list(APPEND RE_DEFINITIONS -DHAVE_PTHREAD)
+  list(APPEND RE_DEFINITIONS HAVE_PTHREAD)
   set(HAVE_PTHREAD ON)
 endif()
 
 if(UNIX)
   check_symbol_exists(epoll_create "sys/epoll.h" HAVE_EPOLL)
   if(HAVE_EPOLL)
-    list(APPEND RE_DEFINITIONS -DHAVE_EPOLL)
+    list(APPEND RE_DEFINITIONS HAVE_EPOLL)
   endif()
   check_symbol_exists(kqueue "sys/types.h;sys/event.h" HAVE_KQUEUE)
   if(HAVE_KQUEUE)
-    list(APPEND RE_DEFINITIONS -DHAVE_KQUEUE)
+    list(APPEND RE_DEFINITIONS HAVE_KQUEUE)
   endif()
 endif()
 
 check_include_file(sys/prctl.h HAVE_PRCTL)
 if(HAVE_PRCTL)
-  list(APPEND RE_DEFINITIONS -DHAVE_PRCTL)
+  list(APPEND RE_DEFINITIONS HAVE_PRCTL)
 endif()
 
 
 list(APPEND RE_DEFINITIONS
-  -DHAVE_ATOMIC
-  -DHAVE_INET6
-  -DHAVE_SELECT
+  HAVE_ATOMIC
+  HAVE_INET6
+  HAVE_SELECT
   )
 
 if(UNIX)
   list(APPEND RE_DEFINITIONS
-    -DHAVE_PWD_H
-    -DHAVE_ROUTE_LIST
-    -DHAVE_SETRLIMIT
-    -DHAVE_STRERROR_R
-    -DHAVE_STRINGS_H
-    -DHAVE_SYS_TIME_H
-    -DHAVE_UNAME
-    -DHAVE_SELECT_H
-    -DHAVE_SIGNAL
-    -DHAVE_FORK
+    HAVE_PWD_H
+    HAVE_ROUTE_LIST
+    HAVE_SETRLIMIT
+    HAVE_STRERROR_R
+    HAVE_STRINGS_H
+    HAVE_SYS_TIME_H
+    HAVE_UNAME
+    HAVE_SELECT_H
+    HAVE_SIGNAL
+    HAVE_FORK
     )
   if(NOT ANDROID)
-    list(APPEND RE_DEFINITIONS -DHAVE_GETIFADDRS)
+    list(APPEND RE_DEFINITIONS HAVE_GETIFADDRS)
   endif()
 endif()
 
 
 if(MSVC)
   list(APPEND RE_DEFINITIONS
-    -DHAVE_IO_H
-    -D_CRT_SECURE_NO_WARNINGS
+    HAVE_IO_H
+    _CRT_SECURE_NO_WARNINGS
   )
 endif()
 
 if(WIN32)
   list(APPEND RE_DEFINITIONS
-    -DWIN32 -D_WIN32_WINNT=0x0600
+    WIN32 -D_WIN32_WINNT=0x0600
   )
 endif()
 
 if(USE_OPENSSL)
   list(APPEND RE_DEFINITIONS
-    -DUSE_DTLS
-    -DUSE_OPENSSL
-    -DUSE_OPENSSL_AES
-    -DUSE_OPENSSL_HMAC
-    -DUSE_OPENSSL_SRTP
-    -DUSE_TLS
+    USE_DTLS
+    USE_OPENSSL
+    USE_OPENSSL_AES
+    USE_OPENSSL_HMAC
+    USE_OPENSSL_SRTP
+    USE_TLS
   )
 endif()
 
 if(USE_MBEDTLS)
   list(APPEND RE_DEFINITIONS
-    -DUSE_MBEDTLS
+    USE_MBEDTLS
   )
 endif()
 
 if(USE_UNIXSOCK)
   list(APPEND RE_DEFINITIONS
-    -DHAVE_UNIXSOCK=1
+    HAVE_UNIXSOCK=1
   )
 else()
   list(APPEND RE_DEFINITIONS
-    -DHAVE_UNIXSOCK=0
+    HAVE_UNIXSOCK=0
   )
 endif()
 
 if(USE_TRACE)
   list(APPEND RE_DEFINITIONS
-    -DRE_TRACE_ENABLED
+    RE_TRACE_ENABLED
   )
 endif()
 
 if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
-  list(APPEND RE_DEFINITIONS -DDARWIN)
+  list(APPEND RE_DEFINITIONS DARWIN)
   include_directories(/opt/local/include)
 elseif(${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD")
-  list(APPEND RE_DEFINITIONS -DFREEBSD)
+  list(APPEND RE_DEFINITIONS FREEBSD)
 elseif(${CMAKE_SYSTEM_NAME} MATCHES "OpenBSD")
-  list(APPEND RE_DEFINITIONS -DOPENBSD)
+  list(APPEND RE_DEFINITIONS OPENBSD)
 elseif(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
-  list(APPEND RE_DEFINITIONS -DLINUX)
+  list(APPEND RE_DEFINITIONS LINUX)
 endif()
 
 
 list(APPEND RE_DEFINITIONS
-  -DARCH="${CMAKE_SYSTEM_PROCESSOR}"
-  -DOS="${CMAKE_SYSTEM_NAME}"
+  ARCH="${CMAKE_SYSTEM_PROCESSOR}"
+  OS="${CMAKE_SYSTEM_NAME}"
   $<$<NOT:$<CONFIG:DEBUG>>:RELEASE>
 )