--- a/cargo_home/gentoo/gmp-mpfr-sys-1.6.4/gmp-6.3.0-c/configure	2025-03-30 14:15:06.733752567 +0200
+++ b/cargo_home/gentoo/gmp-mpfr-sys-1.6.4/gmp-6.3.0-c/configure	2025-03-30 14:15:22.793734325 +0200
@@ -5767,6 +5767,15 @@
 CFLAGS_or_unset=${CFLAGS-'(unset)'}
 CPPFLAGS_or_unset=${CPPFLAGS-'(unset)'}
 
+case ${ABI} in
+    32|x86)       GMPABI=32;;
+    64|amd64|n64) GMPABI=64;;
+    [onx]32)      GMPABI=${ABI};;
+esac
+
+# Overwrite ABI with the resolved GMPABI value
+ABI=$GMPABI
+
 cat >&5 <<EOF
 User:
 ABI=$ABI