diff --git a/Makefile b/Makefile
index bd22942..77dad1b 100644
--- a/Makefile
+++ b/Makefile
@@ -20,9 +20,9 @@ lib: tokenize.c closures.c tokenize.h RTS.h
 	$(CC) -DLIB -DNDEBUG -c -fpic -Wall -Wextra -pedantic -Wpointer-arith -Werror -std=c99 -O3 ./closures.c;
 	$(CC) -shared -o closures.so closures.o;
 
-debug:
-	$(CC) -g -Wall -Wextra -pedantic -Wpointer-arith -Wmissing-prototypes -std=c99 -O3 ./tokenize.c -lmaa;
-	$(CC) -g -Wall -Wextra -pedantic -Wpointer-arith -Wmissing-prototypes -std=c99 -O3 ./closures.c;
+debug: tokenize.c closures.c tokenize.h RTS.h
+	$(CC) -Wall -Wextra -pedantic -Wpointer-arith -Wmissing-prototypes -Werror -std=c99 ./tokenize.c -lmaa;
+	$(CC) -Wall -Wextra -pedantic -Wpointer-arith -Wmissing-prototypes -Werror -std=c99 ./closures.c;
 
 debuglib: tokenize.c closures.c tokenize.h RTS.h
 	$(CC) -g -c -fpic -Wall -Wextra -pedantic -Wpointer-arith -Wmissing-prototypes -Werror -std=c99 ./tokenize.c;
diff --git a/RTS.h b/RTS.h
index 5be3c26..d52c737 100644
--- a/RTS.h
+++ b/RTS.h
@@ -68,18 +68,18 @@ svalue_t *
 invoke(svalue_t*, svalue_t*);
 
 
-inline svalue_t *
+svalue_t *
 box_int(int x);
 
-inline svalue_t *
+svalue_t *
 box_float(float x);
 
-inline svalue_t *
+svalue_t *
 box_double(double x);
 
-inline svalue_t *
+svalue_t *
 box_string(char *,
            size_t);
 
-inline svalue_t *
+svalue_t *
 box_closure(closure_t*);
diff --git a/closures.c b/closures.c
index 089b409..e9d5a8e 100644
--- a/closures.c
+++ b/closures.c
@@ -4,6 +4,7 @@
 #include "error.h"
 #include "RTS.h"
 
+#ifndef LIB
 static svalue_t*
 make_doubleadder_inner_inner(svalue_t *, svalue_t **);
 
@@ -12,6 +13,7 @@ make_doubleadder_inner(svalue_t *, svalue_t **);
 
 static svalue_t*
 make_doubleadder(svalue_t *, svalue_t **);
+#endif
 
 inline svalue_t
 box_value(svalue_variants_t value,
@@ -96,7 +98,7 @@ box_closure(closure_t *closure) {
 }
 
 
-closure_t*
+inline closure_t*
 make_closure(svalue_t *(*func)(svalue_t*, svalue_t**),
              svalue_t **fvars) {
   /* The reason we dynamically allocate here is because
@@ -117,7 +119,8 @@ invoke(svalue_t *closure, svalue_t *val) {
 }
 
 
-static svalue_t*
+#ifndef LIB
+static inline svalue_t*
 make_doubleadder_inner_inner(svalue_t *z, svalue_t **env) {
   int x,y;
   x = env[0]->value.integer;
@@ -126,7 +129,7 @@ make_doubleadder_inner_inner(svalue_t *z, svalue_t **env) {
   return box_int(z->value.integer);
 }
 
-static svalue_t*
+static inline svalue_t*
 make_doubleadder_inner(svalue_t *y, svalue_t **env) {
   env[1] = y;
   closure_t *inner = make_closure(make_doubleadder_inner_inner, env);
@@ -154,3 +157,4 @@ main(void) {
   printf("print 23 + 5 + 334 == %d\n", result->value.integer);
   return 0;
 }
+#endif