env var CC has priority
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@ -185,11 +185,14 @@ AM_MAINTAINER_MODE
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dnl Compiler checks
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dnl Compiler checks
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dnl ---------------
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dnl ---------------
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if test -z "$CC"; then
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# No C compiler specified... We rely on Autoconf to find the best
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AC_PROG_CC
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fi
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dnl Work on compiler options according to system:
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dnl Work on compiler options according to system:
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dnl Set default CFLAG - only use -Wall if we have gcc
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dnl Set default CFLAG - only use -Wall if we have gcc
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AC_PROG_CC(cc gcc)
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dnl the above AC_PROG_CC may set CFLAGS to "-O2 -g"
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dnl the above AC_PROG_CC may set CFLAGS to "-O2 -g"
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if test "$enable_debug" = "no"; then
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if test "$enable_debug" = "no"; then
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if test "x$GCC" = "xyes"; then
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if test "x$GCC" = "xyes"; then
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