diff --git a/splits/c02.tex b/splits/c02.tex
index edf329c..0f8dd6e 100644
--- a/splits/c02.tex
+++ b/splits/c02.tex
@@ -29,26 +29,6 @@ int cpdf_fromMemory(void *, int, const char[]);
  */
 int cpdf_fromMemoryLazy(void *, int, const char[]);
 
-/* Standard page sizes. */
-enum cpdf_papersize {
-  cpdf_a0portrait,        /* A0 portrait */
-  cpdf_a1portrait,        /* A1 portrait */
-  cpdf_a2portrait,        /* A2 portrait */
-  cpdf_a3portrait,        /* A3 portrait */
-  cpdf_a4portrait,        /* A4 portrait */
-  cpdf_a5portrait,        /* A5 portrait */
-  cpdf_a0landscape,       /* A0 landscape */
-  cpdf_a1landscape,       /* A1 landscape */
-  cpdf_a2landscape,       /* A2 landscape */
-  cpdf_a3landscape,       /* A3 landscape */
-  cpdf_a4landscape,       /* A4 landscape */
-  cpdf_a5landscape,       /* A5 landscape */
-  cpdf_usletterportrait,  /* US Letter portrait */
-  cpdf_usletterlandscape, /* US Letter landscape */
-  cpdf_uslegalportrait,   /* US Legal portrait */
-  cpdf_uslegallandscape   /* US Legal landscape */
-};
-
 /* Remove a PDF from memory, given its number. */
 void cpdf_deletePdf(int);
 
diff --git a/splits/c04.tex b/splits/c04.tex
index 62e63d0..33953f1 100644
--- a/splits/c04.tex
+++ b/splits/c04.tex
@@ -14,6 +14,26 @@ void cpdf_scalePages(int, int, double, double);
  */
 void cpdf_scaleToFit(int, int, double, double, double);
 
+/* Standard page sizes. */
+enum cpdf_papersize {
+  cpdf_a0portrait,        /* A0 portrait */
+  cpdf_a1portrait,        /* A1 portrait */
+  cpdf_a2portrait,        /* A2 portrait */
+  cpdf_a3portrait,        /* A3 portrait */
+  cpdf_a4portrait,        /* A4 portrait */
+  cpdf_a5portrait,        /* A5 portrait */
+  cpdf_a0landscape,       /* A0 landscape */
+  cpdf_a1landscape,       /* A1 landscape */
+  cpdf_a2landscape,       /* A2 landscape */
+  cpdf_a3landscape,       /* A3 landscape */
+  cpdf_a4landscape,       /* A4 landscape */
+  cpdf_a5landscape,       /* A5 landscape */
+  cpdf_usletterportrait,  /* US Letter portrait */
+  cpdf_usletterlandscape, /* US Letter landscape */
+  cpdf_uslegalportrait,   /* US Legal portrait */
+  cpdf_uslegallandscape   /* US Legal landscape */
+};
+
 /*
  * cpdf_scaleToFitPaper(pdf, range, papersize, scale) scales the page content
  * to fit the given page size, possibly multiplied by scale (typically 1.0)