diff --git a/src/ZLIB/adler32.c b/src/ZLIB/adler32.c
index d0be438..be5e8a2 100644
--- a/src/ZLIB/adler32.c
+++ b/src/ZLIB/adler32.c
@@ -60,10 +60,10 @@ local uLong adler32_combine_ OF((uLong adler1, uLong adler2, z_off64_t len2));
 #endif
 
 /* ========================================================================= */
-uLong ZEXPORT adler32_z(adler, buf, len)
-    uLong adler;
-    const Bytef *buf;
-    z_size_t len;
+uLong ZEXPORT adler32_z(
+    uLong adler,
+    const Bytef *buf,
+    z_size_t len)
 {
     unsigned long sum2;
     unsigned n;
@@ -131,19 +131,19 @@ uLong ZEXPORT adler32_z(adler, buf, len)
 }
 
 /* ========================================================================= */
-uLong ZEXPORT adler32(adler, buf, len)
-    uLong adler;
-    const Bytef *buf;
-    uInt len;
+uLong ZEXPORT adler32(
+    uLong adler,
+    const Bytef *buf,
+    uInt len)
 {
     return adler32_z(adler, buf, len);
 }
 
 /* ========================================================================= */
-local uLong adler32_combine_(adler1, adler2, len2)
-    uLong adler1;
-    uLong adler2;
-    z_off64_t len2;
+local uLong adler32_combine_(
+    uLong adler1,
+    uLong adler2,
+    z_off64_t len2)
 {
     unsigned long sum1;
     unsigned long sum2;
@@ -169,18 +169,18 @@ local uLong adler32_combine_(adler1, adler2, len2)
 }
 
 /* ========================================================================= */
-uLong ZEXPORT adler32_combine(adler1, adler2, len2)
-    uLong adler1;
-    uLong adler2;
-    z_off_t len2;
+uLong ZEXPORT adler32_combine(
+    uLong adler1,
+    uLong adler2,
+    z_off_t len2)
 {
     return adler32_combine_(adler1, adler2, len2);
 }
 
-uLong ZEXPORT adler32_combine64(adler1, adler2, len2)
-    uLong adler1;
-    uLong adler2;
-    z_off64_t len2;
+uLong ZEXPORT adler32_combine64(
+    uLong adler1,
+    uLong adler2,
+    z_off64_t len2)
 {
     return adler32_combine_(adler1, adler2, len2);
 }