diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6aef5f4..4f69d3c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -18,6 +18,6 @@ add_compile_options(-g)
 add_link_options(-fno-pie -m64 -no-pie -pedantic-errors)
 
 #Make a EXE with cpp and asm files
-add_library(z case.asm diff.asm length.asm)
+add_library(z tolower.asm strlen.asm strcmp.asm)
 add_executable(example example.asm)
 target_link_libraries(example z)
diff --git a/example.asm b/example.asm
index 1c88a06..73cc0b0 100644
--- a/example.asm
+++ b/example.asm
@@ -1,11 +1,11 @@
 extern puts
-extern length_func
-extern _case_func
-extern diff_func
+extern libz_strlen
+extern libz_strcmp
+extern libz_tolower
 
 section .data
-	text2 db 0,0
-	text db 0,0,0
+	text2 db "asdasdASDd",0
+	text db "asdasdasd",0
 
 
 	stoer db "0",0
@@ -18,7 +18,7 @@ main:
 	sub rsp, 8	;enter
 
 	mov rdi, text
-	call _case_func
+	call libz_tolower
 
 	mov rdi, text
 	cld
@@ -33,7 +33,7 @@ main:
 
 
 	mov rdi, text2
-	call length_func
+	call libz_strlen
 
 	add [stoer], rax
 
@@ -43,7 +43,7 @@ main:
 
 	mov rdi, text
 	mov rsi, text2
-	call diff_func
+	call libz_strcmp
 	cmp rax, 1
 	je _differ
 	jmp _notdiffer
diff --git a/diff.asm b/strcmp.asm
similarity index 94%
rename from diff.asm
rename to strcmp.asm
index 8f40526..60d00e2 100644
--- a/diff.asm
+++ b/strcmp.asm
@@ -1,7 +1,7 @@
-global diff_func
+global libz_strcmp
 section .text
 
-diff_func:
+libz_strcmp:
 	sub rsp, 8	;enter
 
 	xor rcx, rcx	;we do this to clear garbage in rcx (i have had garbage in it before)
diff --git a/length.asm b/strlen.asm
similarity index 78%
rename from length.asm
rename to strlen.asm
index 10dc52b..64fad05 100644
--- a/length.asm
+++ b/strlen.asm
@@ -1,9 +1,7 @@
-global length_func
-section .data
-	testasd dq 0
+global libz_strlen
 section .text
 
-length_func:
+libz_strlen:
 	sub rsp, 8	;enter
 
 	mov r10, rdi
diff --git a/case.asm b/tolower.asm
similarity index 87%
rename from case.asm
rename to tolower.asm
index 2a53ee3..add19b3 100644
--- a/case.asm
+++ b/tolower.asm
@@ -1,14 +1,14 @@
-extern length_func
+extern libz_strlen
 
-global _case_func
+global libz_tolower
 section .text
 
-_case_func:
+libz_tolower:
 	sub rsp, 8	;enter
 
 	mov r11, rdi
 
-	call length_func
+	call libz_strlen
 	mov r10, rax