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33 lines
1.1 KiB
33 lines
1.1 KiB
C99 removes support for implicit ints, so declare the return type |
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of main explicitly. Future compilers are likely to require explicit |
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type declarations. |
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Upstream has switched to Meson, and it does not seem to use this |
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particular check anymore. |
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diff --git a/configure b/configure |
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index 14cdc757c3ee0f15..504ae93d8e3a4f48 100755 |
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--- a/configure |
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+++ b/configure |
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@@ -17571,7 +17571,7 @@ $as_echo_n "checking for png_structp in png.h... " >&6; } |
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png_structp pp; |
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png_infop info; |
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png_colorp cmap; |
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- main() { void*foo = png_create_read_struct; } |
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+ int main(void) { void*foo = png_create_read_struct; } |
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_ACEOF |
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if ac_fn_c_try_link "$LINENO"; then : |
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png_ok=yes |
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diff --git a/configure.in b/configure.in |
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index c5edeeddf766d5fb..f90ed4ef953af139 100644 |
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--- a/configure.in |
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+++ b/configure.in |
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@@ -197,7 +197,7 @@ if test "$png_ok" = yes; then |
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png_structp pp; |
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png_infop info; |
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png_colorp cmap; |
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- main() { void*foo = png_create_read_struct; }], |
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+ int main(void) { void*foo = png_create_read_struct; }], |
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png_ok=yes, |
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png_ok=no) |
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LDFLAGS="${old_LDFLAGS}"
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