diff --git a/.gitmodules b/.gitmodules
index 48750ed..f12a19b 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -13,3 +13,6 @@
 [submodule "tools/common"]
 	path = tools/common
 	url = https://github.com/open-ead/nx-decomp-tools
+[submodule "lib/eui"]
+	path = lib/eui
+	url = https://github.com/open-ead/eui
diff --git a/CMakeLists.txt b/CMakeLists.txt
index dfff09e..e108725 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -48,3 +48,6 @@ target_link_libraries(odyssey PUBLIC sead)
 
 add_subdirectory(lib/agl)
 target_link_libraries(odyssey PUBLIC agl)
+
+add_subdirectory(lib/eui)
+target_link_libraries(odyssey PUBLIC eui)
diff --git a/data/odyssey_functions.csv b/data/odyssey_functions.csv
index 3a27c60..23fbd03 100644
--- a/data/odyssey_functions.csv
+++ b/data/odyssey_functions.csv
@@ -49719,10 +49719,10 @@ Address,Quality,Size,Name
 0x00000071007f4f10,U,000080,_ZN3eui11ButtonGroup21SetDownWithTouchOnAllEb
 0x00000071007f4f60,U,000012,_ZNK3eui11ControlBase12getClassNameEv
 0x00000071007f4f6c,U,000032,_ZN3eui11ControlBaseC2Ev
-0x00000071007f4f8c,U,000004,_ZN3eui11ControlBaseD2Ev
-0x00000071007f4f90,U,000004,_ZN3eui11ControlBaseD0Ev
-0x00000071007f4f94,U,000004,_ZN3eui11ControlBase6UpdateEf
-0x00000071007f4f98,U,000080,_ZNK3eui11ControlBase18GetRuntimeTypeInfoEv
+0x00000071007f4f8c,O,000004,_ZN3eui11ControlBaseD2Ev
+0x00000071007f4f90,O,000004,_ZN3eui11ControlBaseD0Ev
+0x00000071007f4f94,O,000004,_ZN3eui11ControlBase6UpdateEf
+0x00000071007f4f98,O,000080,_ZNK3eui11ControlBase18GetRuntimeTypeInfoEv
 0x00000071007f4fe8,U,000024,_ZN3eui14ControlCreatorC2EPNS_11ButtonGroupEPN2nn4util13IntrusiveListINS_11ControlBaseENS4_29IntrusiveListMemberNodeTraitsIS6_XadL_ZNS6_6m_LinkEEES6_EEEESA_
 0x00000071007f5000,U,000016,_ZN3eui14ControlCreator13CreateControlEPN2nn3gfx7TDeviceINS2_12ApiVariationINS2_7ApiTypeILi4EEENS2_10ApiVersionILi8EEEEEEEPNS1_4ui2d6LayoutERKNSC_10ControlSrcE
 0x00000071007f5010,U,000764,_ZN3eui14ControlCreator18CreateControlImpl_ERKN2nn4ui2d10ControlSrcEPNS2_6LayoutE
@@ -62352,9 +62352,9 @@ Address,Quality,Size,Name
 0x00000071009c2640,O,000360,_ZNK2al4Rail22calcNearestRailPointNoEPiRKN4sead7Vector3IfEE
 0x00000071009c27a8,m,000364,_ZNK2al4Rail23calcNearestRailPointPosEPN4sead7Vector3IfEERKS3_
 0x00000071009c2914,O,000116,_ZNK2al4Rail15normalizeLengthEf
-0x00000071009c2988,O,000220,_ZNK2al4Rail23calcNearestRailPosCoordERKN4sead7Vector3IfEEf
-0x00000071009c2a64,O,000232,_ZNK2al4Rail23calcNearestRailPosCoordERKN4sead7Vector3IfEEfPf
-0x00000071009c2b4c,O,000296,_ZNK2al4Rail18calcNearestRailPosEPN4sead7Vector3IfEERKS3_f
+0x00000071009c2988,m,000220,_ZNK2al4Rail23calcNearestRailPosCoordERKN4sead7Vector3IfEEf
+0x00000071009c2a64,m,000232,_ZNK2al4Rail23calcNearestRailPosCoordERKN4sead7Vector3IfEEfPf
+0x00000071009c2b4c,m,000296,_ZNK2al4Rail18calcNearestRailPosEPN4sead7Vector3IfEERKS3_f
 0x00000071009c2c74,O,000096,_ZNK2al4Rail15isNearRailPointEff
 0x00000071009c2cd4,O,000168,_ZNK2al4Rail16calcRailPointNumEff
 0x00000071009c2d7c,O,000084,_ZNK2al4Rail24getIncludedSectionLengthEPfS1_f
diff --git a/lib/eui b/lib/eui
new file mode 160000
index 0000000..b0c88e2
--- /dev/null
+++ b/lib/eui
@@ -0,0 +1 @@
+Subproject commit b0c88e2960de5c6910e89dcd1472550be9eb5a3f