diff -ruN fontforge-20110222~/fontforge/parsepdf.c fontforge-20110222/fontforge/parsepdf.c
--- fontforge-20110222~/fontforge/parsepdf.c	2011-02-15 05:37:39.000000000 +0200
+++ fontforge-20110222/fontforge/parsepdf.c	2011-05-17 22:19:56.000000000 +0300
@@ -759,7 +759,11 @@
     if ( zlib!=NULL )
 return( true );
 
-    if ( (zlib = dlopen("libz" SO_EXT,RTLD_GLOBAL|RTLD_LAZY))==NULL ) {
+    if ( (zlib = dlopen("libz" SO_EXT,RTLD_GLOBAL|RTLD_LAZY))==NULL
+#ifdef SO_1_EXT                                                                                                                                                                                                 
+            && (zlib = dlopen("libz" SO_1_EXT,RTLD_LAZY))==NULL
+#endif 
+            ) {
 	LogError( "%s", dlerror());
 return( false );
     }
diff -ruN fontforge-20110222~/fontforge/svg.c fontforge-20110222/fontforge/svg.c
--- fontforge-20110222~/fontforge/svg.c	2011-02-18 23:33:27.000000000 +0200
+++ fontforge-20110222/fontforge/svg.c	2011-05-17 22:19:56.000000000 +0300
@@ -1153,7 +1153,11 @@
     if ( xmltested )
 return( libxml!=NULL );
 
-    dlopen("libz" SO_EXT,RTLD_GLOBAL|RTLD_LAZY);
+    dlopen("libz" SO_EXT,RTLD_GLOBAL|RTLD_LAZY)
+#ifdef SO_1_EXT                                                                                                                                                                                                 
+        || dlopen("libz" SO_1_EXT,RTLD_LAZY)
+#endif
+        ;
 
     libxml = dlopen( "libxml2" SO_EXT,RTLD_LAZY);
 # ifdef SO_2_EXT
diff -ruN fontforge-20110222~/fontforge/ufo.c fontforge-20110222/fontforge/ufo.c
--- fontforge-20110222~/fontforge/ufo.c	2011-02-17 02:20:37.000000000 +0200
+++ fontforge-20110222/fontforge/ufo.c	2011-05-17 22:19:56.000000000 +0300
@@ -929,7 +929,11 @@
     if ( xmltested )
 return( libxml!=NULL );
 
-    dlopen("libz" SO_EXT,RTLD_GLOBAL|RTLD_LAZY);
+    dlopen("libz" SO_EXT,RTLD_GLOBAL|RTLD_LAZY)
+#ifdef SO_1_EXT                                                                                                                                                                                                 
+        || dlopen("libz" SO_1_EXT,RTLD_LAZY)
+#endif
+        ;
 
     libxml = dlopen( "libxml2" SO_EXT,RTLD_LAZY);
 # ifdef SO_2_EXT
diff -ruN fontforge-20110222~/fontforge/woff.c fontforge-20110222/fontforge/woff.c
--- fontforge-20110222~/fontforge/woff.c	2011-02-15 05:37:40.000000000 +0200
+++ fontforge-20110222/fontforge/woff.c	2011-05-17 22:19:56.000000000 +0300
@@ -76,7 +76,11 @@
     if ( zlib!=NULL )
 return( true );
 
-    if ( (zlib = dlopen("libz" SO_EXT,RTLD_GLOBAL|RTLD_LAZY))==NULL ) {
+    if ( (zlib = dlopen("libz" SO_EXT,RTLD_GLOBAL|RTLD_LAZY))==NULL 
+#ifdef SO_1_EXT
+            && (zlib = dlopen("libz" SO_1_EXT,RTLD_LAZY))==NULL
+#endif
+            ) {
 	LogError( "%s", dlerror());
 return( false );
     }