fixed missing dollar sign in parameter expansion of custom autoconf macro

diff --git a/expat/conftools/expatcfg-compiler-supports-visibility.m4 b/expat/conftools/expatcfg-compiler-supports-visibility.m4
index 5bc1a2640a1d23526841b2dcb4555dfef23e29ac..7e24fb1cea8e458e0aea786cb1c73ea020b569c8 100644 (file)
--- a/expat/conftools/expatcfg-compiler-supports-visibility.m4
+++ b/expat/conftools/expatcfg-compiler-supports-visibility.m4
@@ -31,6 +31,6 @@ AC_DEFUN([EXPATCFG_COMPILER_SUPPORTS_VISIBILITY],
       AC_COMPILE_IFELSE([AC_LANG_SOURCE([[void __attribute__((visibility("default"))) foo(void); void foo(void) {}]])],
         [AS_VAR_SET([expatcfg_cv_compiler_supports_visibility],[yes])])
       AS_VAR_COPY([CFLAGS],[OLDFLAGS])])
-   AS_IF([test "$expatcfg_cv_compiler_supports_visibility" = yes],[$1],[2])])
+   AS_IF([test "$expatcfg_cv_compiler_supports_visibility" = yes],[$1],[$2])])
 
 # end of file