File slang-autoconf.patch of Package slang

Index: slang-2.2.4/autoconf/aclocal.m4
===================================================================
--- slang-2.2.4.orig/autoconf/aclocal.m4
+++ slang-2.2.4/autoconf/aclocal.m4
@@ -331,8 +331,11 @@ then
   if test -n "$gcc_warnings"
   then
     CFLAGS="$CFLAGS -Wall -W -pedantic -Winline -Wmissing-prototypes \
- -Wnested-externs -Wpointer-arith -Wcast-align -Wshadow -Wstrict-prototypes \
- -Wformat=2"
+    -Wnested-externs -Wpointer-arith -Wcast-align -Wshadow -Wstrict-prototypes \
+    -Wformat -Wformat-security"
+    ELF_CFLAGS="$ELF_CFLAGS -Wall -W -pedantic -Winline -Wmissing-prototypes \
+    -Wnested-externs -Wpointer-arith -Wcast-align -Wshadow -Wstrict-prototypes \
+    -Wformat -Wformat-security"
     # Now trim excess whitespace
     CFLAGS=`echo $CFLAGS`
   fi
@@ -545,7 +548,7 @@ dnl # Check for dynamic linker
 dnl #-------------------------------------------------------------------------
 DYNAMIC_LINK_LIB=""
 
-dnl# AH_TEMPLATE([HAVE_DLOPEN],1,[Define if you have dlopen])
+AH_TEMPLATE([HAVE_DLOPEN],1,[Define if you have dlopen])
 
 AC_CHECK_HEADER(dlfcn.h,[
   AC_DEFINE(HAVE_DLFCN_H,1,[Define if you have the dlfcn.h header])
@@ -586,7 +589,7 @@ case "$host_os" in
   *linux*|*gnu*|k*bsd*-gnu )
     DYNAMIC_LINK_FLAGS="-Wl,-export-dynamic"
     ELF_CC="\$(CC)"
-    ELF_CFLAGS="\$(CFLAGS) -fPIC"
+    ELF_CFLAGS="$ELF_CFLAGS -fPIC"
     ELF_LINK="\$(CC) \$(LDFLAGS) -shared -Wl,-O1 -Wl,--version-script,\$(VERSION_SCRIPT) -Wl,-soname,\$(ELFLIB_MAJOR)"
     ELF_DEP_LIBS="\$(DL_LIB) -lm -lc"
     CC_SHARED="\$(CC) \$(CFLAGS) -shared -fPIC"
Index: slang-2.2.4/autoconf/configure.ac
===================================================================
--- slang-2.2.4.orig/autoconf/configure.ac
+++ slang-2.2.4/autoconf/configure.ac
@@ -17,6 +17,62 @@ dnl# fi
 AC_CONFIG_AUX_DIR(autoconf)
 AC_CANONICAL_HOST
 
+AH_TOP([
+/* -*- c -*- */
+/* Note: this is for unix only. */
+
+#ifndef SL_CONFIG_H
+#define SL_CONFIG_H
+])
+
+AH_BOTTOM([
+#if defined(HAVE_SIGADDSET) && defined(HAVE_SIGEMPTYSET)
+# if defined(HAVE_SIGACTION) && defined(HAVE_SIGPROCMASK)
+#  define SLANG_POSIX_SIGNALS
+# endif
+#endif
+
+/* Define if you need to in order for stat and other things to work.  */
+#undef _POSIX_SOURCE
+
+#ifdef _AIX
+# ifndef _POSIX_SOURCE
+#  define _POSIX_SOURCE 1
+# endif
+# ifndef _ALL_SOURCE
+#  define _ALL_SOURCE
+# endif
+/* This may generate warnings but the fact is that without it, xlc will 
+ * INCORRECTLY inline many str* functions. */
+# undef __STR__
+#endif
+
+/* define USE_TERMCAP if you want to use it instead of terminfo. */
+#if defined(sequent) || defined(NeXT)
+# ifndef USE_TERMCAP
+#  define USE_TERMCAP
+# endif
+#endif
+
+#if defined(ultrix) && !defined(__GNUC__)
+# ifndef NO_PROTOTYPES
+#  define NO_PROTOTYPES
+# endif
+#endif
+
+#ifndef unix
+# define unix 1
+#endif
+
+#ifndef __unix__
+# define __unix__ 1
+#endif
+
+#define _SLANG_SOURCE_	1
+#endif /* SL_CONFIG_H */
+])
+
+
 JD_INIT
 JD_ANSI_CC
 
@@ -262,7 +318,7 @@ else
 fi
 AC_SUBST(ZLIB_MODULE)
 
-m4_include([./iconv.m4])
+dnl m4_include([./iconv.m4])
 
 ICONV_MODULE=""
 JD_CHECK_FOR_LIBRARY(iconv)