--- lib/CMakeLists.txt.orig	2018-09-03 06:03:48 UTC
+++ lib/CMakeLists.txt
@@ -16,19 +16,23 @@
 
 # This value will be the same as CMAKE_SYSTEM_PROCESSOR
 set(PROCESSOR ${CMAKE_SYSTEM_PROCESSOR})
-if(${LIBPGMATH_WITH_GENERIC} OR (NOT ${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64|aarch64"))
+if(${LIBPGMATH_WITH_GENERIC} OR (NOT ${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64|amd64|aarch64"))
   set(PROCESSOR "generic")
 endif()
 
+if(${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD" AND ${PROCESSOR} MATCHES "amd64")
+  set(PROCESSOR "x86_64")
+endif()
+
 set_property(GLOBAL APPEND PROPERTY "TARGET_OBJECTS")
 
-if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64|AMD64" AND NOT ${LIBPGMATH_WITH_GENERIC})
-  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
+if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64|AMD64|amd64" AND NOT ${LIBPGMATH_WITH_GENERIC})
+  if(${CMAKE_SYSTEM_NAME} MATCHES "Linux|FreeBSD")
 
     set(DEFINITIONS_L1
       HOST_LINUX LINUX LINUX86 LINUX8664 MAXCPUS=256 MAXCPUSL=8 MAXCPUSR=8
       TARGET_LINUX TARGET_LINUX_X86 TARGET_LINUX_X8664 TARGET_X86 TARGET_X8664
-      __gnu_linux__ PG_PIC)
+      __gnu_linux__ linux PG_PIC)
     set(FLAGS_L1 "-m64 -O3 ")
 
     set(DEFINITIONS_L2
@@ -210,7 +214,7 @@ else()
 endif()
 
 include_directories(common)
-if(${PROCESSOR} MATCHES "x86_64|AMD64" AND NOT ${LIBPGMATH_WITH_GENERIC})
+if(${PROCESSOR} MATCHES "x86_64|AMD64|amd64" AND NOT ${LIBPGMATH_WITH_GENERIC})
   include_directories(x86_64)
 # elseif(${CMAKE_SYSTEM_PROCESSOR} MATCHES "ppc64le")
 #   include_directories(ppc64le)
@@ -223,7 +227,7 @@ endif()
 
 # Add directories to build
 add_subdirectory(common)
-if(${PROCESSOR} MATCHES "x86_64|AMD64" AND NOT ${LIBPGMATH_WITH_GENERIC})
+if(${PROCESSOR} MATCHES "x86_64|AMD64|amd64" AND NOT ${LIBPGMATH_WITH_GENERIC})
   add_subdirectory(x86_64)
 # elseif(${CMAKE_SYSTEM_PROCESSOR} MATCHES "ppc64le")
 #   add_subdirectory(ppc64le)