Fixed most compiler errors and warnings.

unix/draw.c

@@ -736,7 +736,7 @@ static void addAttr(uiDrawTextLayout *layout, PangoAttribute *attr, intmax_t sta
 // these attributes are only supported on 1.38 and higher; we need to support 1.36
 // use dynamic linking to make them work at least on newer systems
 // TODO warn programmers
-staticPangoAttribute *(*newFGAlphaAttr)(guint16 alpha) = NULL;
+static PangoAttribute *(*newFGAlphaAttr)(guint16 alpha) = NULL;
 static gboolean tried138 = FALSE;
 
 // note that we treat any error as "the 1.38 symbols aren't there" (and don't care if dlclose() failed)

unix/uipriv_unix.h

@@ -6,6 +6,7 @@
 // TODO make this unnecessary
 #define _GNU_SOURCE
 #include <math.h>
+#include <dlfcn.h>		// see drawtext.c
 #include <gtk/gtk.h>
 #include "../ui.h"
 #include "../ui_unix.h"