| --- acinclude.m4 |
| +++ acinclude.m4 |
| @@ -163,21 +163,21 @@ |
| libpng_prefix="") |
| |
| min_libpng_version=ifelse([$1], ,1.2.0,$1) |
| -tempLIBS="$LIBS" |
| -tempCFLAGS="$CFLAGS" |
| -if test x$libpng_prefix != x ; then |
| - LIBPNG_LIBS="-L$libpng_prefix" |
| - LIBPNG_CFLAGS="-I$libpng_prefix" |
| -fi |
| -LIBPNG_LIBS="$LIBPNG_LIBS -lpng -lm" |
| -LIBS="$LIBS $LIBPNG_LIBS" |
| -CFLAGS="$CFLAGS $LIBPNG_CFLAGS" |
| |
| AC_MSG_CHECKING(for libpng - version >= $min_libpng_version) |
| |
| dnl <--- disable for no user choice part #2 |
| if test x$enable_libpng != xno; then |
| dnl ---> |
| + tempLIBS="$LIBS" |
| + tempCFLAGS="$CFLAGS" |
| + if test x$libpng_prefix != x ; then |
| + LIBPNG_LIBS="-L$libpng_prefix" |
| + LIBPNG_CFLAGS="-I$libpng_prefix" |
| + fi |
| + LIBPNG_LIBS="$LIBPNG_LIBS -lpng -lm" |
| + LIBS="$LIBS $LIBPNG_LIBS" |
| + CFLAGS="$CFLAGS $LIBPNG_CFLAGS" |
| |
| AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| #include <png.h> |
