diff --git a/include/page.h b/include/page.h
index dcdfa1d17b7aa2da717969f17e736bc9bb9b5f4f..8e3125727fadbae9ffd59ebe6834a66125f78666 100644
--- a/include/page.h
+++ b/include/page.h
@@ -32,9 +32,9 @@ void chpageplace(log_page *page, short x1, short y1, short x2, short y2);
 
 int isPageEmpty(log_page *page);
 
-int pagenull(log_page *page);
+int isPageNull(log_page *page);
 
-int pagechanged(log_page *page);
+int isPageChanged(log_page *page);
 
 int anychanged();
 
diff --git a/src/log.c b/src/log.c
index 2377de6a853c32a41f6113768f62bdf86e383a5e..c0cdc6b5c1cd74177f2bce1f41630b363b2723c8 100644
--- a/src/log.c
+++ b/src/log.c
@@ -2533,7 +2533,7 @@ static void setupregion(log_regrec **r, short pagenum)
 			}
 			Free(*r);
 		}
-		while (gg.numpages > gg.curpage && pagenull(gg.pages[gg.numpages - 1]))
+		while (gg.numpages > gg.curpage && isPageNull(gg.pages[gg.numpages - 1]))
 			gg.numpages--;
 		return;
 	}
@@ -11362,7 +11362,7 @@ static void savecommand()
 		FORLIM = gg.numpages;
 		for (pgnum = 1; pgnum <= FORLIM; pgnum++)
 		{
-			if (!pagechanged(gg.pages[pgnum - 1]))
+			if (!isPageChanged(gg.pages[pgnum - 1]))
 			{
 				sprintf(STR2, "No changes to page %d", pgnum);
 				message(STR2);
@@ -12038,7 +12038,7 @@ static void status_mem()
 			}
 			printf("%7ld     ", j);
 
-			if (pagechanged(gg.pages[i]))
+			if (isPageChanged(gg.pages[i]))
 				printf("Yes    ");
 			else
 				printf("No     ");
@@ -13269,7 +13269,7 @@ static void dofunction()
 				FORLIM = gg.numpages;
 				for (i = 1; i <= FORLIM; i++)
 				{
-					if (pagechanged(gg.pages[i - 1]))
+					if (isPageChanged(gg.pages[i - 1]))
 						printf("%d ", i);
 				}
 				putchar('\n');
diff --git a/src/page.c b/src/page.c
index 75e306101e7724ea1c3afb0858954c094677372b..d499857a5fc159ae6f10308cb81675b9f9e957b6 100644
--- a/src/page.c
+++ b/src/page.c
@@ -50,12 +50,12 @@ int isPageEmpty(log_page *page)
 }
 
 
-int pagenull(log_page *page)
+int isPageNull(log_page *page)
 {
 	return (isPageEmpty(page) && page->pageregions == NULL);
 }
 
-int pagechanged(log_page *page)
+int isPageChanged(log_page *page)
 {
 	return (page->pagechanged && !isPageEmpty(page));
 }
@@ -66,7 +66,7 @@ int anychanged()
 	size_t i;
 
 	i = 1;
-	while (i <= gg.numpages && !pagechanged(gg.pages[i - 1]))
+	while (i <= gg.numpages && !isPageChanged(gg.pages[i - 1]))
 		i++;
 	return (i <= gg.numpages);
 }
@@ -111,7 +111,7 @@ void newpage(short pg)
 		gg.curpage = pg;
 		realcurpage = pg;
 	}
-	while (gg.numpages > gg.curpage && pagenull(gg.pages[gg.numpages - 1]))
+	while (gg.numpages > gg.curpage && isPageNull(gg.pages[gg.numpages - 1]))
 		gg.numpages--;
 }